bgpreport

Network · data from 2026-11-12

AS5400 BT

Registry name: BT British Telecommunications Limited, GB · PeeringDB

86IPv4 routes 67.4% RPKI valid · 100.0% with a route object
40IPv6 routes 100.0% RPKI valid · 100.0% with a route object
0RPKI invalid 0 origin · 0 maxLength
28No ROA 0 with no route object for this origin
1Low visibility seen by under 10% of full-table peers
177Route objects not announced registered with origin AS5400, seen from no peer

Announced routes

Every prefix a peer of the route collectors sees with origin AS5400, things to look at first. Visibility = full-table peers that see it, of 673 (IPv4) and 636 (IPv6) on 75 collectors. Also as routes.csv.

194.33.53.0/24 No ROA Other IRR onlyNTTCOM 671 100% 67
194.33.54.0/24 No ROA Other IRR onlyNTTCOM 671 100% 67
194.33.55.0/24 No ROA Other IRR onlyNTTCOM 671 100% 67
46.248.8.0/23 No ROA RIR databaseRIPE 673 100% 67
46.248.10.0/23 No ROA RIR databaseRIPE 673 100% 67
80.255.160.0/20 No ROA RIR databaseRIPE 673 100% 67
82.138.160.0/19 No ROA RIR databaseRIPE 673 100% 67
132.244.64.0/21 No ROA RIR databaseRIPE 673 100% 67
132.244.72.0/21 No ROA RIR databaseRIPE 673 100% 67
132.244.240.0/24 No ROA RIR databaseRIPE 673 100% 67
136.238.84.0/24 No ROA RIR databaseARIN 673 100% 67
136.238.85.0/24 No ROA RIR databaseARIN 673 100% 67
136.238.224.0/24 No ROA RIR databaseARIN 673 100% 67
185.249.4.0/24 No ROA RIR databaseRIPE 673 100% 67
194.50.160.0/24 No ROA RIR databaseRIPE 673 100% 67
194.76.40.0/24 No ROA RIR databaseRIPE 673 100% 67
194.107.114.0/24 No ROA RIR databaseRIPE 673 100% 67
195.36.82.0/24 No ROA RIR databaseRIPE 673 100% 67
195.36.104.0/24 No ROA RIR databaseRIPE 673 100% 67
195.60.182.0/24 No ROA RIR databaseRIPE 673 100% 67
195.60.183.0/24 No ROA RIR databaseRIPE 673 100% 67
195.66.70.0/24 No ROA RIR databaseRIPE 673 100% 67
80.255.160.0/24 No ROA RIR databaseRIPE 672 100% 67
80.255.161.0/24 No ROA RIR databaseRIPE 672 100% 67
80.255.162.0/24 No ROA RIR databaseRIPE 672 100% 67
198.178.236.0/24 No ROA RIR databaseARIN, NTTCOM 671 100% 67
204.52.188.0/24 No ROA RIR databaseARIN, NTTCOM 671 100% 67
193.58.130.0/23 No ROA RIR databaseRIPE 651 97% 67
31.95.0.0/21 Valid RIR databaseRIPE 673 100% 67
31.95.14.0/23 Valid RIR databaseRIPE 673 100% 67
31.95.16.0/20 Valid RIR databaseRIPE 673 100% 67
31.95.48.0/21 Valid RIR databaseRIPE 673 100% 67
31.95.56.0/24 Valid RIR databaseRIPE 673 100% 67
31.95.64.0/21 Valid RIR databaseRIPE 673 100% 67
31.95.96.0/19 Valid RIR databaseRIPE 673 100% 67
31.95.160.0/20 Valid RIR databaseRIPE 673 100% 67
31.95.184.0/21 Valid RIR databaseRIPE 673 100% 67
31.95.208.0/21 Valid RIR databaseRIPE 673 100% 67
31.95.218.0/23 Valid RIR databaseRIPE 673 100% 67
31.95.220.0/22 Valid RIR databaseRIPE 673 100% 67
31.95.240.0/22 Valid RIR databaseRIPE 673 100% 67
31.95.246.0/23 Valid RIR databaseRIPE 673 100% 67
31.95.248.0/22 Valid RIR databaseRIPE 673 100% 67
31.95.254.0/23 Valid RIR databaseRIPE 673 100% 67
62.5.0.0/17 Valid RIR databaseRIPE 673 100% 67
62.102.0.0/17 Valid RIR databaseRIPE 673 100% 67
62.134.0.0/16 Valid RIR databaseRIPE 673 100% 67
62.172.0.0/21 Valid RIR databaseRIPE 673 100% 67
62.173.192.0/18 Valid RIR databaseRIPE 673 100% 67
62.180.0.0/16 Valid RIR databaseRIPE 673 100% 67
82.150.0.0/19 Valid RIR databaseRIPE 673 100% 67
166.49.128.0/17 Valid RIR databaseRIPE 673 100% 67
185.94.0.0/22 Valid RIR databaseRIPE 673 100% 67
194.74.80.0/21 Valid RIR databaseRIPE 673 100% 67
194.213.64.0/19 Valid RIR databaseRIPE 673 100% 67
195.90.64.0/19 Valid RIR databaseRIPE 673 100% 67
195.99.64.0/20 Valid RIR databaseRIPE 673 100% 67
195.100.0.0/16 Valid RIR databaseRIPE 673 100% 67
195.163.0.0/16 Valid RIR databaseRIPE 673 100% 67
195.171.36.0/22 Valid RIR databaseRIPE 673 100% 67
195.182.96.0/19 Valid RIR databaseRIPE 673 100% 67
203.158.68.0/23 Valid RIR databaseAPNIC 673 100% 67
203.158.72.0/23 Valid RIR databaseAPNIC 673 100% 67
203.158.76.0/23 Valid RIR databaseAPNIC 673 100% 67
203.158.88.0/24 Valid RIR databaseAPNIC 673 100% 67
203.158.89.0/24 Valid RIR databaseAPNIC 673 100% 67
206.73.0.0/16 Valid RIR databaseARIN 673 100% 67
206.73.0.0/19 Valid RIR databaseARIN 673 100% 67
206.73.48.0/20 Valid RIR databaseARIN 673 100% 67
206.73.80.0/20 Valid RIR databaseARIN 673 100% 67
206.73.112.0/22 Valid RIR databaseARIN 673 100% 67
206.73.116.0/22 Valid RIR databaseARIN 673 100% 67
206.73.156.0/22 Valid RIR databaseARIN 673 100% 66
212.8.160.0/19 Valid RIR databaseRIPE 673 100% 67
212.21.192.0/19 Valid RIR databaseRIPE 673 100% 67
212.31.192.0/19 Valid RIR databaseRIPE 673 100% 67
212.41.128.0/19 Valid RIR databaseRIPE 673 100% 67
212.108.0.0/19 Valid RIR databaseRIPE 673 100% 67
212.127.0.0/19 Valid RIR databaseRIPE 673 100% 67
212.162.192.0/18 Valid RIR databaseRIPE 673 100% 67
213.15.0.0/16 Valid RIR databaseRIPE 673 100% 67
213.137.160.0/19 Valid RIR databaseRIPE 673 100% 67
213.194.0.0/18 Valid RIR databaseRIPE 673 100% 67
213.236.64.0/18 Valid RIR databaseRIPE 673 100% 67
192.109.52.0/24 Valid RIR databaseRIPE 671 100% 67
2606:f100:d000::/39 Valid RIR databaseARIN 636 100% 67
2001:740::/32 Valid RIR databaseRIPE 635 100% 68
2402:fb00:8000::/39 Valid RIR databaseAPNIC 635 100% 69
2402:fb00:8400::/39 Valid RIR databaseAPNIC 635 100% 69
2402:fb00:8800::/40 Valid RIR databaseAPNIC 635 100% 69
2606:f100:d400::/39 Valid RIR databaseARIN 635 100% 67
2606:f100:d600::/39 Valid RIR databaseARIN 635 100% 67
2606:f100:d800::/38 Valid RIR databaseARIN 635 100% 67
2606:f100:dc00::/38 Valid RIR databaseARIN 635 100% 67
2606:f100:e400::/39 Valid RIR databaseARIN 635 100% 67
2a00:2080::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2081::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2082::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2083::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2084::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2086::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2089::/32 Valid RIR databaseRIPE 635 100% 67
2a00:208a::/32 Valid RIR databaseRIPE 635 100% 67
2a00:208b::/32 Valid RIR databaseRIPE 635 100% 67
2a00:208c::/32 Valid RIR databaseRIPE 635 100% 67
2a00:208d::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2090::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2094::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2095::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2096::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2097::/32 Valid RIR databaseRIPE 635 100% 67
2a00:2200:200::/40 Valid RIR databaseRIPE 635 100% 67
2a00:2200:300::/40 Valid RIR databaseRIPE 635 100% 67
2a00:2200:900::/40 Valid RIR databaseRIPE 635 100% 67
2a00:2200:b00::/40 Valid RIR databaseRIPE 635 100% 67
2a00:2200:d00::/40 Valid RIR databaseRIPE 635 100% 67
2a00:2200:2000::/40 Valid RIR databaseRIPE 635 100% 67
2a00:2200:5300::/40 Valid RIR databaseRIPE 635 100% 69
2402:fb00:c000::/39 Valid RIR databaseAPNIC 634 100% 67
2402:fb00:c200::/39 Valid RIR databaseAPNIC 634 100% 67
2a00:2000::/23 Valid RIR databaseRIPE 634 100% 68
2a00:2200::/25 Valid RIR databaseRIPE 634 100% 68
2a00:2280::/25 Valid RIR databaseRIPE 634 100% 68
2a00:2300::/25 Valid RIR databaseRIPE 634 100% 68
2a0c:7c80::/29 Valid RIR databaseRIPE 634 100% 68
193.202.26.0/24 Valid RIR databaseRIPE 1 0%low visibility 1

AS-SET

PeeringDB's irr_as_set for AS5400: RIPE::AS5400:AS-BTGF. Expanded from the day's IRR dumps the way bgpq4 does against whois.radb.net: a name with a database is read from that database only, one without from the first database in RADB's order. "Not covered" = this network's own routes that a filter built from the set would leave out (AS5400 isn't in the set, or no route object for AS5400 covers the route; more-specifics of a route object are accepted down to /24 and /48, as with bgpq4 -A -R 24 / -R 48). Customers' routes aren't counted: the collectors show each route's origin, not which network it came through.

NameDatabaseASNsSets Route objectsAS5400 in itNot covered
RIPE::AS5400:AS-BTGF RIPE1 member set in no database: AS-DATAPIPE 73212227,052 Yes 0

Fix list

The changes that would bring RPKI, the IRR and what's announced into line. Some are deliberate (a route object kept for a backup route, say); the network decides. All 209 are in fix.csv.

  • ROA: none28
  • Route object: RIR3
  • AS-SET: missing member1
  • Route object: not announced177
ChangePrefix or setDetailFull-table peers
ROA: none194.33.53.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.671 of 673
Route object: RIR194.33.53.0/24Route object only in NTTCOM. Add it in the RIR database for the space.671 of 673
ROA: none194.33.54.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.671 of 673
Route object: RIR194.33.54.0/24Route object only in NTTCOM. Add it in the RIR database for the space.671 of 673
ROA: none194.33.55.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.671 of 673
Route object: RIR194.33.55.0/24Route object only in NTTCOM. Add it in the RIR database for the space.671 of 673
ROA: none46.248.8.0/23No ROA covers it. Add a ROA for AS5400, maxLength 23.673 of 673
ROA: none46.248.10.0/23No ROA covers it. Add a ROA for AS5400, maxLength 23.673 of 673
ROA: none80.255.160.0/20No ROA covers it. Add a ROA for AS5400, maxLength 20.673 of 673
ROA: none82.138.160.0/19No ROA covers it. Add a ROA for AS5400, maxLength 19.673 of 673
ROA: none132.244.64.0/21No ROA covers it. Add a ROA for AS5400, maxLength 21.673 of 673
ROA: none132.244.72.0/21No ROA covers it. Add a ROA for AS5400, maxLength 21.673 of 673
ROA: none132.244.240.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none136.238.84.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none136.238.85.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none136.238.224.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none185.249.4.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none194.50.160.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none194.76.40.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none194.107.114.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none195.36.82.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none195.36.104.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none195.60.182.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none195.60.183.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none195.66.70.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.673 of 673
ROA: none80.255.160.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.672 of 673
ROA: none80.255.161.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.672 of 673
ROA: none80.255.162.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.672 of 673
ROA: none198.178.236.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.671 of 673
ROA: none204.52.188.0/24No ROA covers it. Add a ROA for AS5400, maxLength 24.671 of 673
ROA: none193.58.130.0/23No ROA covers it. Add a ROA for AS5400, maxLength 23.651 of 673
AS-SET: missing memberRIPE::AS5400:AS-BTGFAS5400:AS-BTGF (RIPE) lists AS-DATAPIPE; no IRR database read has it.

Route objects not announced

Route objects with origin AS5400 whose prefix no peer sees AS5400 announce. Many are kept on purpose (backup routes, space announced only in some places).

8.12.61.0/24ARINNo ROA
31.11.56.0/23RIPENo ROA
31.11.58.0/24RIPENo ROA
31.95.0.0/16RIPEValid
31.95.58.0/23RIPEValid
31.95.72.0/22RIPEValid
31.95.80.0/22RIPEValid
31.95.128.0/20RIPEValid
31.95.176.0/22RIPEValid
31.95.228.0/22RIPEValid
31.95.232.0/22RIPEValid
31.95.238.0/23RIPEValid
38.100.165.0/24RADBNo ROA
62.134.147.0/24RIPEInvalid: maxLength
62.134.184.0/21RIPEInvalid: maxLength
62.134.192.0/20RIPEInvalid: maxLength
62.134.240.0/21RIPEInvalid: maxLength
62.173.220.0/24RIPEInvalid: maxLength
77.72.239.0/24RIPEValid
78.109.0.0/20RIPENo ROA
80.255.163.0/24RIPENo ROA
80.255.164.0/24RIPENo ROA
82.150.17.0/24RIPEInvalid: maxLength
85.235.109.0/24RIPENo ROA
90.152.0.0/17RIPENo ROA
95.175.192.0/19RIPENo ROA
130.41.240.0/24ARINValid
130.41.241.0/24ARINValid
137.133.9.0/24RIPENo ROA
137.133.128.0/17RIPENo ROA
144.95.32.0/19RIPENo ROA
144.95.96.0/19RIPENo ROA
157.30.85.0/24RIPE-NONAUTHNo ROA
162.54.0.0/17RIPE-NONAUTHNo ROA
162.54.122.0/24RIPE-NONAUTHNo ROA
162.70.79.0/24RIPE-NONAUTHNo ROA
162.70.83.0/24RIPE-NONAUTHNo ROA
162.70.88.0/24RIPE-NONAUTHNo ROA
162.70.94.0/24RIPE-NONAUTHNo ROA
162.70.125.0/24RIPE-NONAUTHNo ROA
162.70.126.0/24RIPE-NONAUTHNo ROA
162.70.128.0/24RIPE-NONAUTHNo ROA
162.70.131.0/24RIPE-NONAUTHNo ROA
162.70.132.0/24RIPE-NONAUTHNo ROA
162.70.205.0/24RIPE-NONAUTHNo ROA
162.70.226.0/24RIPE-NONAUTHNo ROA
162.70.241.0/24RIPE-NONAUTHNo ROA
166.49.171.0/24RIPEValid
166.49.253.0/24RIPEValid
167.184.183.0/24RIPE-NONAUTHNo ROA
167.184.184.0/21RIPE-NONAUTHNo ROA
167.184.192.0/21RIPE-NONAUTHNo ROA
167.184.200.0/23RIPE-NONAUTHNo ROA
167.184.202.0/24RIPE-NONAUTHNo ROA
168.252.132.0/24APNICNo ROA
168.252.133.0/24APNICNo ROA
169.129.0.0/16AFRINICNo ROA
170.255.0.0/16RIPENo ROA
171.33.172.0/24RIPENo ROA
192.18.196.0/22RIPE-NONAUTHNo ROA
192.48.2.0/23ARINNo ROA
192.48.4.0/24ARINNo ROA
192.48.16.0/23ARINNo ROA
192.48.22.0/24ARINNo ROA
192.48.24.0/24ARINNo ROA
192.48.26.0/24ARINNo ROA
192.109.150.0/24RIPENo ROA
192.109.151.0/24RIPENo ROA
192.109.152.0/24RIPENo ROA
192.109.153.0/24RIPENo ROA
192.109.154.0/24RIPENo ROA
192.109.155.0/24RIPENo ROA
192.109.156.0/24RIPENo ROA
192.109.157.0/24RIPENo ROA
192.109.158.0/24RIPENo ROA
192.131.216.0/24RIPE-NONAUTHNo ROA
193.5.254.0/24RIPEInvalid: origin
193.32.17.0/24RIPENo ROA
193.38.169.0/24RIPENo ROA
193.102.254.0/24RIPENo ROA
194.26.68.0/24RIPENo ROA
194.39.88.0/21RIPENo ROA
194.60.96.0/24RIPENo ROA
194.60.99.0/24RIPENo ROA
194.76.48.0/22RIPENo ROA
194.76.49.0/24RIPENo ROA
194.76.50.0/24RIPENo ROA
194.76.51.0/24RIPENo ROA
194.76.52.0/24RIPENo ROA
195.36.105.0/24RIPENo ROA
195.36.107.0/24RIPENo ROA
195.100.26.0/24RIPEInvalid: maxLength
195.163.176.0/20RIPEInvalid: maxLength
195.206.65.0/24RIPEValid
198.232.20.0/24RIPE-NONAUTHNo ROA
203.129.194.0/24RIPE-NONAUTHNo ROA
203.129.195.0/24RIPE-NONAUTHNo ROA
203.129.220.0/23RIPE-NONAUTHNo ROA
203.129.220.0/24RIPE-NONAUTHNo ROA
203.130.30.0/23APNICInvalid: origin
203.158.64.0/23APNICValid
203.158.66.0/23APNICValid
203.158.70.0/23APNICValid
203.158.74.0/23APNICValid
203.158.78.0/23APNICValid
203.158.80.0/23APNICValid
203.158.82.0/23APNICValid
203.158.84.0/23APNICValid
203.158.86.0/23APNICValid
203.158.90.0/23APNICValid
203.158.92.0/24APNICValid
203.158.93.0/24APNICValid
203.158.94.0/24APNICValid
203.158.95.0/24APNICValid
203.193.128.0/24RIPE-NONAUTHNo ROA
203.193.132.0/24RIPE-NONAUTHNo ROA
204.231.112.0/24ARINValid
206.13.128.0/17RIPE-NONAUTHNo ROA
206.73.32.0/20ARINValid
206.73.64.0/20ARINValid
206.73.96.0/20ARINValid
206.73.144.0/22ARINValid
206.73.148.0/22ARINValid
206.73.160.0/22ARINValid
212.21.196.0/22RIPEInvalid: maxLength
212.21.200.0/23RIPEInvalid: maxLength
212.21.202.0/23RIPEInvalid: maxLength
212.21.206.0/23RIPEInvalid: maxLength
212.31.192.0/20RIPEInvalid: maxLength
212.31.192.0/22RIPEInvalid: maxLength
212.31.196.0/22RIPEInvalid: maxLength
212.31.196.0/23RIPEInvalid: maxLength
212.31.200.0/22RIPEInvalid: maxLength
212.31.204.0/22RIPEInvalid: maxLength
212.31.206.0/23RIPEInvalid: maxLength
212.49.190.0/24RIPEInvalid: origin
212.127.16.0/20RIPEInvalid: maxLength
212.127.22.0/24RIPEInvalid: maxLength
212.127.23.0/24RIPEInvalid: maxLength
212.127.24.0/21RIPEInvalid: maxLength
212.162.200.0/22RIPEInvalid: maxLength
212.162.224.0/22RIPEInvalid: maxLength
213.15.128.0/18RIPEInvalid: maxLength
213.15.192.0/19RIPEInvalid: maxLength
213.137.160.0/22RIPEInvalid: maxLength
213.137.164.0/22RIPEInvalid: maxLength
213.137.168.0/23RIPEInvalid: maxLength
213.137.170.0/23RIPEInvalid: maxLength
213.137.172.0/22RIPEInvalid: maxLength
213.137.176.0/22RIPEInvalid: maxLength
213.137.180.0/23RIPEInvalid: maxLength
213.137.182.0/23RIPEInvalid: maxLength
213.137.184.0/22RIPEInvalid: maxLength
213.137.188.0/22RIPEInvalid: maxLength
217.67.47.0/24RIPENo ROA
217.115.67.0/24RIPENo ROA
217.140.0.0/20RIPENo ROA
217.180.16.0/24RIPEValid
217.180.17.0/24RIPEValid
2001:1840:c0b0::/44ARINNo ROA
2606:f100:e000::/39ARINValid
2606:f100:e200::/39ARINValid
2606:f100:e600::/39ARINValid
2a00:2000::/22RIPENo ROA
2a00:2085::/32RIPEValid
2a00:2087::/32RIPEValid
2a00:2088::/32RIPEValid
2a00:2091::/32RIPEValid
2a00:2092::/32RIPEValid
2a00:2093::/32RIPEValid
2a00:2200::/40RIPEValid
2a00:2280::/32RIPEInvalid: maxLength
2a00:d340:ffe0::/48RIPEInvalid: origin
2a02:e440::/29RIPENo ROA
2a0c:5380::/29RIPENo ROA
2a0c:8480::/30RIPEValid
2a0e:e500:1::/48RIPENo ROA

Routes: the 08:00 UTC snapshots of 2026-11-12 from 75 RIPE RIS and RouteViews collectors. RPKI: our rpki-client run before the snapshot. IRR: the day's dumps of the five RIR databases and RADB's mirrors. The LEVEL3 and IDNIC databases publish no dump and aren't read, so route objects only there count as none.