Home Prefix Lookup212.11.0.0/18

212.11.0.0/18 - GTT BACKBONE GTT Communications (AS3257)

IPv4RIPE NCCallocatedAS3257GTT-BACKBONE GTT Communications Inc.No ROA

CIDR

212.11.0.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇭🇰 Hong Kong

City

Hong Kong

RIR

RIPE NCC

Status

allocated

Allocated

1998-03-18

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
212.11.0.0/18	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	RIPE	2026-10-12

More-Specific Announcements

49 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
212.11.0.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.1.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.2.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.3.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.4.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.5.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.6.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.7.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.8.0/24	AS395793 ARISK-COMMUNICATIONS-INC - Arisk Communications inc.	Valid	-	2026-10-12
212.11.9.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.10.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.11.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.12.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.13.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.14.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.15.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.16.0/23	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.16.0/24	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.17.0/24	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.20.0/22	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.24.0/23	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.24.0/24	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.25.0/24	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.27.0/24	AS212238 CDNEXT Datacamp Limited	No ROA	-	2026-10-12
212.11.29.0/24	AS212238 CDNEXT Datacamp Limited	No ROA	-	2026-10-12
212.11.30.0/24	AS212238 CDNEXT Datacamp Limited	No ROA	-	2026-10-12
212.11.32.0/21	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.32.0/24	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.41.0/24	AS212238 CDNEXT Datacamp Limited	No ROA	-	2026-10-12
212.11.42.0/23	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.44.0/24	AS395793 ARISK-COMMUNICATIONS-INC - Arisk Communications inc.	Valid	-	2026-10-12
212.11.45.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.46.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.47.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.48.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.49.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.50.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.51.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.52.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
212.11.53.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.54.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.55.0/24	AS395793 ARISK-COMMUNICATIONS-INC - Arisk Communications inc.	Valid	-	2026-10-12
212.11.56.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.57.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.58.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.59.0/24	AS214143 skydigital-telecom SKYDIGITAL TELECOM LTD	Valid	-	2026-10-12
212.11.60.0/23	AS984 OWS-NETWORK - OCTOPUS WEB SOLUTION INC	Valid	-	2026-10-12
212.11.62.0/24	AS212238 CDNEXT Datacamp Limited	No ROA	-	2026-10-12
212.11.63.0/24	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3257	RIPE	AS3257-ROUTE-MNT	2025-08-14

More Specific Prefixes

Prefix	AS	Country	Status
212.11.0.0/20		🇪🇺EU	assigned
212.11.0.0/24	AS9304	🇪🇺EU	assigned
212.11.1.0/24	AS214143	🇪🇺EU	assigned
212.11.2.0/24	AS214143	🇪🇺EU	assigned
212.11.3.0/24	AS214143	🇪🇺EU	assigned
212.11.4.0/24	AS214143	🇪🇺EU	assigned
212.11.5.0/24	AS214143	🇪🇺EU	assigned
212.11.6.0/24	AS9304	🇪🇺EU	assigned
212.11.7.0/24	AS214143	🇪🇺EU	assigned
212.11.8.0/24	AS395793	🇸🇬SG	assigned
212.11.9.0/24	AS9304	🇪🇺EU	assigned
212.11.10.0/24	AS9304	🇪🇺EU	assigned
212.11.11.0/24	AS214143	🇪🇺EU	assigned
212.11.12.0/24	AS214143	🇪🇺EU	assigned
212.11.13.0/24	AS9304	🇪🇺EU	assigned
212.11.14.0/24	AS214143	🇪🇺EU	assigned
212.11.15.0/24	AS214143	🇪🇺EU	assigned
212.11.16.0/23	AS984	🇸🇬SG	assigned
212.11.18.0/24		🇬🇧GB	assigned
212.11.19.16/28		🇫🇷FR	assigned
212.11.20.0/22	AS984	🇸🇬SG	assigned
212.11.24.0/23	AS984	🇸🇬SG	assigned
212.11.26.136/29		🇫🇷FR	assigned
212.11.27.0/24	AS212238	🇳🇱NL	assigned
212.11.28.64/29		🇫🇷FR	assigned
212.11.29.0/24	AS212238	🇭🇺HU	assigned
212.11.30.0/24	AS212238	🇨🇳CN	assigned
212.11.31.56/29		🇫🇷FR	assigned
212.11.32.0/21	AS984	🇸🇬SG	assigned
212.11.40.128/27		🇫🇷FR	assigned
212.11.41.0/24	AS212238	🇺🇸US	assigned
212.11.42.0/23	AS984	🇹🇼TW	assigned
212.11.44.0/22		🇪🇺EU	assigned
212.11.44.0/24	AS395793	🇸🇬SG	assigned
212.11.45.0/24	AS214143	🇵🇭PH	assigned
212.11.46.0/24	AS214143	🇵🇭PH	assigned
212.11.47.0/24	AS214143	🇵🇭PH	assigned
212.11.48.0/21		🇪🇺EU	assigned
212.11.48.0/24	AS9304	🇸🇬SG	assigned
212.11.49.0/24	AS9304	🇸🇬SG	assigned
212.11.50.0/24	AS214143	🇵🇭PH	assigned
212.11.51.0/24	AS214143	🇵🇭PH	assigned
212.11.52.0/24	AS9304	🇸🇬SG	assigned
212.11.53.0/24	AS214143	🇵🇭PH	assigned
212.11.54.0/24	AS214143	🇵🇭PH	assigned
212.11.55.0/24	AS395793	🇸🇬SG	assigned
212.11.56.0/22		🇪🇺EU	assigned
212.11.57.0/24	AS214143	🇵🇭PH	assigned
212.11.58.0/24	AS214143	🇵🇭PH	assigned
212.11.59.0/24	AS214143	🇵🇭PH	assigned
212.11.60.0/23	AS984	🇹🇼TW	assigned
212.11.62.0/24	AS212238	🇩🇪DE	assigned
212.11.63.0/24	AS3257	🇫🇷FR	assigned

Origin ASN

AS3257

GTT-BACKBONE GTT Communications Inc.

Related Prefixes

More prefixes of AS3257

All prefixes of AS3257 →

Geolocation

Country🇭🇰Hong KongHK

CityHong Kong

Coordinates22.3193, 114.1690 ↗

Abuse Contact

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/212.11.0.0/18

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/212.11.0.0/18" | jq

External Links

RIPEstat