Network · data from 2026-11-12
AS5610 O2 Czech Republic
Registry name: O2-CZECH-REPUBLIC O2 Czech Republic, a.s., CZ · PeeringDB
Announced routes
Every prefix a peer of the route collectors sees with origin AS5610, 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.
| 185.143.112.0/22 | No ROA | RIR databaseRIPE | 671 100% |
| 194.165.47.0/24 | No ROA | RIR databaseRIPE | 671 100% |
| 2001:67c:dd4::/48 | No ROA | RIR databaseRIPE | 635 100% |
| 193.84.12.0/23 | Valid | Nonecovered by 193.84.12.0/22 | 671 100% |
| 193.84.14.0/23 | Valid | Nonecovered by 193.84.12.0/22 | 671 100% |
| 37.188.128.0/17 | Valid | RIR databaseRIPE | 673 100% |
| 80.188.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 80.188.0.0/17 | Valid | RIR databaseRADB, RIPE | 673 100% |
| 80.188.128.0/17 | Valid | RIR databaseRADB, RIPE | 673 100% |
| 81.90.160.0/20 | Valid | RIR databaseRIPE | 673 100% |
| 81.90.168.0/21 | Valid | RIR databaseRIPE | 673 100% |
| 83.69.32.0/19 | Valid | RIR databaseRIPE | 673 100% |
| 83.208.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 83.208.0.0/18 | Valid | RIR databaseRADB, RIPE | 673 100% |
| 83.208.64.0/18 | Valid | RIR databaseRIPE | 673 100% |
| 83.208.128.0/19 | Valid | RIR databaseRIPE | 673 100% |
| 85.70.0.0/15 | Valid | RIR databaseRIPE | 673 100% |
| 85.70.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 85.70.0.0/17 | Valid | RIR databaseRADB, RIPE | 673 100% |
| 85.70.128.0/17 | Valid | RIR databaseRADB, RIPE | 673 100% |
| 85.71.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 85.71.224.0/19 | Valid | RIR databaseRIPE | 673 100% |
| 85.160.0.0/15 | Valid | RIR databaseRIPE | 673 100% |
| 85.193.0.0/18 | Valid | RIR databaseRIPE | 673 100% |
| 88.83.160.0/19 | Valid | RIR databaseRIPE | 673 100% |
| 88.100.0.0/14 | Valid | RIR databaseRIPE | 673 100% |
| 88.100.0.0/15 | Valid | RIR databaseRIPE | 673 100% |
| 88.102.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 90.176.32.0/19 | Valid | RIR databaseRIPE | 673 100% |
| 90.176.64.0/18 | Valid | RIR databaseRIPE | 673 100% |
| 90.176.128.0/17 | Valid | RIR databaseRIPE | 673 100% |
| 90.177.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 90.178.0.0/15 | Valid | RIR databaseRIPE | 673 100% |
| 90.180.0.0/14 | Valid | RIR databaseRIPE | 673 100% |
| 90.181.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 90.182.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 90.183.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 91.191.64.0/18 | Valid | RIR databaseRIPE | 673 100% |
| 92.243.192.0/19 | Valid | RIR databaseRIPE | 673 100% |
| 109.80.0.0/15 | Valid | RIR databaseRIPE | 673 100% |
| 109.81.112.0/20 | Valid | RIR databaseRIPE | 673 100% |
| 109.81.160.0/20 | Valid | RIR databaseRIPE | 673 100% |
| 160.218.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 194.228.0.0/16 | Valid | RIR databaseRIPE | 673 100% |
| 194.228.0.0/17 | Valid | RIR databaseRIPE | 673 100% |
| 217.117.208.0/20 | Valid | RIR databaseRIPE | 673 100% |
| 217.194.160.0/20 | Valid | RIR databaseRIPE | 673 100% |
| 83.208.220.0/22 | Valid | RIR databaseRIPE | 671 100% |
| 88.83.175.0/24 | Valid | RIR databaseRIPE | 671 100% |
| 90.176.170.0/24 | Valid | RIR databaseRIPE | 671 100% |
| 90.182.108.0/24 | Valid | RIR databaseRIPE | 671 100% |
| 91.193.132.0/22 | Valid | RIR databaseRIPE | 671 100% |
| 91.213.10.0/24 | Valid | RIR databaseRIPE | 671 100% |
| 91.232.82.0/24 | Valid | RIR databaseRIPE | 671 100% |
| 185.61.228.0/22 | Valid | RIR databaseRIPE | 671 100% |
| 193.17.13.0/24 | Valid | RIR databaseRIPE | 671 100% |
| 193.84.12.0/22 | Valid | RIR databaseRIPE | 671 100% |
| 194.228.72.0/22 | Valid | RIR databaseRIPE | 671 100% |
| 5.23.39.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 80.188.40.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 80.188.222.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 81.90.168.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 81.90.170.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 81.90.173.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 161.195.144.0/24 | Valid | RIR databaseARIN | 670 100% |
| 194.50.248.0/23 | Valid | RIR databaseRIPE | 670 100% |
| 194.228.128.0/17 | Valid | RIR databaseRIPE | 670 100% |
| 195.5.186.0/24 | Valid | RIR databaseRIPE | 670 100% |
| 2001:41d8::/32 | Valid | RIR databaseRIPE | 635 100% |
| 2a00:1028::/32 | Valid | RIR databaseRIPE | 635 100% |
| 2a00:1028::/29 | Valid | RIR databaseRIPE | 634 100% |
| 2a02:9b8::/31 | Valid | RIR databaseRIPE | 634 100% |
AS-SET
PeeringDB's irr_as_set for AS5610: RIPE::AS-CTIOL. 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 (AS5610 isn't in the set, or no route object for AS5610 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.
| Name | Database | ASNs | Sets | AS5610 in it | Not covered |
|---|---|---|---|---|---|
| RIPE::AS-CTIOL | RIPElists itself further down | 228 | 27 | 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 121 are in fix.csv.
- ROA: none3
- Route object: none2
- Route object: not announced116
| Change | Prefix or set | Detail |
|---|---|---|
| ROA: none | 185.143.112.0/22 | No ROA covers it. Add a ROA for AS5610, maxLength 22. |
| ROA: none | 194.165.47.0/24 | No ROA covers it. Add a ROA for AS5610, maxLength 24. |
| ROA: none | 2001:67c:dd4::/48 | No ROA covers it. Add a ROA for AS5610, maxLength 48. |
| Route object: none | 193.84.12.0/23 | No route object for it. A route object for 193.84.12.0/22 with origin AS5610 covers it (filters allowing more-specifics accept it). Add a route object with origin AS5610 in the RIR database for the space. |
| Route object: none | 193.84.14.0/23 | No route object for it. A route object for 193.84.12.0/22 with origin AS5610 covers it (filters allowing more-specifics accept it). Add a route object with origin AS5610 in the RIR database for the space. |
Route objects not announced
Route objects with origin AS5610 whose prefix no peer sees AS5610 announce. Many are kept on purpose (backup routes, space announced only in some places).
| 37.188.128.0/21 | RIPE | Valid |
| 37.188.136.0/21 | RIPE | Valid |
| 37.188.144.0/20 | RIPE | Valid |
| 37.188.144.0/21 | RIPE | Valid |
| 37.188.152.0/21 | RIPE | Valid |
| 37.188.160.0/20 | RIPE | Valid |
| 37.188.160.0/21 | RIPE | Valid |
| 37.188.168.0/21 | RIPE | Valid |
| 37.188.176.0/20 | RIPE | Valid |
| 37.188.176.0/21 | RIPE | Valid |
| 37.188.184.0/21 | RIPE | Valid |
| 37.188.192.0/23 | RIPE | Valid |
| 37.188.194.0/23 | RIPE | Valid |
| 37.188.224.0/21 | RIPE | Valid |
| 37.188.232.0/21 | RIPE | Valid |
| 37.188.240.0/20 | RIPE | Valid |
| 37.188.240.0/21 | RIPE | Valid |
| 37.188.248.0/21 | RIPE | Valid |
| 80.188.51.0/24 | RIPE | Invalid: maxLength |
| 80.188.53.0/24 | RIPE | Invalid: maxLength |
| 80.188.120.0/24 | RIPE | Valid |
| 80.188.131.0/24 | RIPE | Valid |
| 80.188.165.0/24 | RIPE | Valid |
| 80.188.170.0/24 | RIPE | Valid |
| 80.188.200.0/24 | RIPE | Valid |
| 80.188.202.0/24 | RIPE | Valid |
| 80.188.225.0/24 | RIPE | Valid |
| 85.71.240.0/20 | RIPE | Invalid: maxLength |
| 88.102.0.0/15 | RIPE | Valid |
| 88.103.192.0/18 | RIPE | Invalid: maxLength |
| 88.103.218.0/24 | RIPE | Valid |
| 90.181.128.0/17 | RIPE | Invalid: maxLength |
| 90.181.227.0/24 | RIPE | Invalid: maxLength |
| 90.181.228.0/24 | RIPE | Invalid: maxLength |
| 90.182.0.0/15 | RIPE | Invalid: maxLength |
| 90.182.87.0/24 | RIPE | Invalid: maxLength |
| 90.182.109.0/24 | RIPE | Valid |
| 90.182.110.0/24 | RIPE | Valid |
| 90.182.134.0/24 | RIPE | Valid |
| 90.182.138.0/24 | RIPE | Invalid: maxLength |
| 90.182.146.0/24 | RIPE | Valid |
| 90.182.161.0/24 | RIPE | Valid |
| 90.182.220.0/24 | RIPE | Invalid: maxLength |
| 90.182.221.0/24 | RIPE | Valid |
| 90.183.38.0/24 | RIPE | Invalid: maxLength |
| 90.183.57.0/24 | RIPE | Valid |
| 90.183.108.0/24 | RIPE | Valid |
| 90.183.151.0/24 | RIPE | Invalid: maxLength |
| 91.191.64.0/19 | RIPE | Invalid: maxLength |
| 109.80.208.0/22 | RIPE | Invalid: maxLength |
| 109.80.212.0/22 | RIPE | Invalid: maxLength |
| 109.81.208.0/24 | RIPE | Valid |
| 109.81.209.0/24 | RIPE | Valid |
| 109.81.210.0/24 | RIPE | Valid |
| 109.81.211.0/24 | RIPE | Valid |
| 109.81.212.0/24 | RIPE | Valid |
| 109.81.213.0/24 | RIPE | Valid |
| 109.81.214.0/24 | RIPE | Valid |
| 109.81.215.0/24 | RIPE | Valid |
| 109.81.224.0/19 | RIPE | Invalid: maxLength |
| 160.218.96.0/21 | RIPE | Invalid: maxLength |
| 160.218.104.0/21 | RIPE | Invalid: maxLength |
| 160.218.176.0/21 | RIPE | Invalid: maxLength |
| 160.218.184.0/21 | RIPE | Invalid: maxLength |
| 160.218.212.0/22 | RIPE | Invalid: maxLength |
| 160.218.244.0/22 | RIPE | Invalid: maxLength |
| 171.25.176.0/24 | RIPE | No ROA |
| 193.245.32.0/21 | RIPE | No ROA |
| 193.245.32.0/24 | RIPE | No ROA |
| 193.245.33.0/24 | RIPE | No ROA |
| 193.245.34.0/24 | RIPE | No ROA |
| 193.245.35.0/24 | RIPE | No ROA |
| 193.245.36.0/24 | RIPE | No ROA |
| 193.245.37.0/24 | RIPE | No ROA |
| 193.245.38.0/24 | RIPE | No ROA |
| 193.245.39.0/24 | RIPE | No ROA |
| 194.228.8.0/23 | RIPE | Invalid: maxLength |
| 194.228.10.0/24 | RIPE | Invalid: maxLength |
| 194.228.11.0/24 | RIPE | Valid |
| 194.228.12.0/24 | RIPE | Invalid: maxLength |
| 194.228.13.0/24 | RIPE | Valid |
| 194.228.14.0/23 | RIPE | Invalid: maxLength |
| 194.228.16.0/22 | RIPE | Invalid: maxLength |
| 194.228.20.0/24 | RIPE | Valid |
| 194.228.22.0/23 | RIPE | Invalid: maxLength |
| 194.228.24.0/21 | RIPE | Invalid: maxLength |
| 194.228.32.0/24 | RIPE | Valid |
| 194.228.33.0/24 | RIPE | Invalid: maxLength |
| 194.228.34.0/23 | RIPE | Invalid: maxLength |
| 194.228.36.0/22 | RIPE | Invalid: maxLength |
| 194.228.40.0/21 | RIPE | Invalid: maxLength |
| 194.228.52.0/22 | RIPE | Invalid: maxLength |
| 194.228.56.0/23 | RIPE | Invalid: maxLength |
| 194.228.58.0/24 | RIPE | Invalid: maxLength |
| 194.228.59.0/24 | RIPE | Valid |
| 194.228.60.0/22 | RIPE | Invalid: maxLength |
| 194.228.64.0/22 | RIPE | Invalid: maxLength |
| 194.228.65.0/24 | RIPE | Invalid: maxLength |
| 194.228.68.0/24 | RIPE | Valid |
| 194.228.69.0/24 | RIPE | Invalid: maxLength |
| 194.228.70.0/23 | RIPE | Invalid: maxLength |
| 194.228.76.0/24 | RIPE | Valid |
| 194.228.77.0/24 | RIPE | Invalid: maxLength |
| 194.228.78.0/24 | RIPE | Invalid: maxLength |
| 194.228.79.0/24 | RIPE | Valid |
| 194.228.80.0/20 | RIPE | Invalid: maxLength |
| 194.228.96.0/19 | RIPE | Invalid: maxLength |
| 194.228.135.0/24 | RIPE | Invalid: maxLength |
| 194.228.163.0/24 | RIPE | Invalid: maxLength |
| 194.228.168.0/21 | RIPE | Invalid: maxLength |
| 194.228.176.0/20 | RIPE | Invalid: maxLength |
| 194.228.192.0/18 | RIPE | Invalid: maxLength |
| 194.228.199.0/24 | RIPE | Invalid: maxLength |
| 2a02:9b8::/32 | RIPE | Invalid: maxLength |
| 2a02:9b9::/32 | RIPE | Invalid: maxLength |
| 2a0d:7a00:4201:b000::/52 | RIPE | No 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.