HomePrefix Lookup77.77.168.0/21

77.77.168.0/21

🇬🇧
IPv4RIPENCCannouncedAS3257GTT-BACKBONE GTT Communications Inc. RPKI Valid
CIDR
77.77.168.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇬🇧 United Kingdom
City
Manchester
RIR
RIPENCC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
77.77.168.0/21AS3257GTT-BACKBONE GTT Communications Inc. Valid—5/31/2026

Covering Prefix

1 less-specific announcement
PrefixOrigin ASRPKIIRRLast Seen
77.77.128.0/18AS3257GTT-BACKBONE GTT Communications Inc. Valid—5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
77.77.128.0/18AS3257/24ripe

More Specific Prefixes

100
PrefixASCountryStatus
77.77.168.0/26🇬🇧GBassigned
77.77.170.64/26🇮🇹ITassigned
77.77.173.128/26🇩🇪DEassigned
77.77.175.64/27🇬🇧GBassigned
77.77.171.160/27🇧🇪BEassigned
77.77.175.208/28🇺🇸USassigned
77.77.175.32/28🇦🇹ATassigned
77.77.170.192/28🇧🇬BGassigned
77.77.169.128/28🇺🇸USassigned
77.77.173.64/28🇮🇹ITassigned
77.77.170.240/28🇺🇸USassigned
77.77.168.64/28🇺🇸USassigned
77.77.171.16/28🇫🇷FRassigned
77.77.169.192/28🇬🇧GBassigned
77.77.174.160/28🇫🇷FRassigned
77.77.174.192/28🇬🇧GBassigned
77.77.171.96/28🇬🇧GBassigned
77.77.174.112/28🇬🇧GBassigned
77.77.168.160/28🇬🇧GBassigned
77.77.170.32/28🇺🇸USassigned
77.77.174.96/28🇮🇱ILassigned
77.77.175.176/28🇺🇸USassigned
77.77.174.144/28🇫🇷FRassigned
77.77.170.160/28🇬🇧GBassigned
77.77.171.208/28🇩🇪DEassigned
77.77.171.120/29🇺🇸USassigned
77.77.171.128/29🇬🇧GBassigned
77.77.171.144/29🇩🇪DEassigned
77.77.171.152/29🇬🇧GBassigned
77.77.171.192/29🇬🇧GBassigned
77.77.171.240/29🇮🇪IEassigned
77.77.173.40/29🇺🇸USassigned
77.77.173.48/29🇺🇸USassigned
77.77.173.96/29🇺🇸USassigned
77.77.173.104/29🇺🇸USassigned
77.77.173.112/29🇺🇸USassigned
77.77.173.120/29🇺🇸USassigned
77.77.174.0/29🇦🇹ATassigned
77.77.174.8/29🇺🇸USassigned
77.77.174.64/29🇬🇧GBassigned
77.77.174.88/29🇫🇷FRassigned
77.77.171.64/29🇳🇱NLassigned
77.77.168.96/29🇳🇱NLassigned
77.77.168.104/29🇫🇮FIassigned
77.77.168.128/29🇺🇸USassigned
77.77.168.152/29🇪🇪EEassigned
77.77.168.176/29🇧🇪BEassigned
77.77.168.208/29🇺🇸USassigned
77.77.169.0/29🇬🇧GBassigned
77.77.169.80/29🇵🇱PLassigned
77.77.169.104/29🇬🇧GBassigned
77.77.169.120/29🇺🇸USassigned
77.77.169.144/29🇧🇪BEassigned
77.77.169.152/29🇸🇪SEassigned
77.77.169.168/29🇳🇱NLassigned
77.77.169.184/29🇩🇪DEassigned
77.77.170.8/29🇵🇱PLassigned
77.77.170.16/29🇸🇪SEassigned
77.77.170.48/29🇬🇧GBassigned
77.77.170.56/29🇬🇧GBassigned
77.77.170.152/29🇬🇧GBassigned
77.77.170.216/29🇬🇧GBassigned
77.77.171.8/29🇺🇸USassigned
77.77.169.40/29🇫🇷FRassigned
77.77.171.72/29🇳🇱NLassigned
77.77.171.80/29🇮🇹ITassigned
77.77.175.240/29🇮🇹ITassigned
77.77.171.248/29🇬🇧GBassigned
77.77.173.208/29🇺🇸USassigned
77.77.173.216/29🇫🇷FRassigned
77.77.173.240/29🇬🇧GBassigned
77.77.174.48/29🇬🇧GBassigned
77.77.169.160/29🇫🇷FRassigned
77.77.168.216/29🇺🇸USassigned
77.77.171.48/29🇩🇪DEassigned
77.77.169.176/29🇩🇪DEassigned
77.77.173.248/29🇩🇪DEassigned
77.77.175.48/29🇮🇹ITassigned
77.77.171.232/29🇸🇪SEassigned
77.77.174.40/29🇦🇹ATassigned
77.77.169.48/29🇬🇧GBassigned
77.77.169.88/29🇬🇧GBassigned
77.77.170.24/29🇸🇪SEassigned
77.77.168.80/29🇩🇪DEassigned
77.77.168.144/29🇬🇧GBassigned
77.77.169.248/29🇵🇱PLassigned
77.77.170.128/29🇬🇧GBassigned
77.77.170.224/29🇭🇺HUassigned
77.77.173.88/29🇺🇸USassigned
77.77.173.192/29🇺🇸USassigned
77.77.174.208/29🇪🇸ESassigned
77.77.175.112/29🇬🇧GBassigned
77.77.168.112/29🇬🇧GBassigned
77.77.168.232/29🇬🇧GBassigned
77.77.168.240/29🇪🇸ESassigned
77.77.169.24/29🇧🇪BEassigned
77.77.169.208/29🇩🇪DEassigned
77.77.169.224/29🇵🇱PLassigned
77.77.170.232/29🇸🇪SEassigned
77.77.171.88/29🇮🇱ILassigned
Origin ASN
AS3257
GTT-BACKBONE GTT Communications Inc.
Geolocation
Country🇬🇧United KingdomGB
CityManchester
Abuse Contact
API
Open
GEThttps://api.ipctl.io/v1/prefix/77.77.168.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/77.77.168.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP