Home Prefix Lookup218.77.192.0/18

218.77.192.0/18 - CT HAINAN China Telecom (AS151058)

IPv4APNICannouncedAS151058CT-HAINAN China Telecom RPKI Valid

CIDR

218.77.192.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇨🇳 China

City

Haikou

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
218.77.192.0/18	AS151058 CT-HAINAN China Telecom	Valid	Other IRR	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
218.77.128.0/17	AS4134 CHINANET-BACKBONE No.31,Jin-rong Street	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
218.77.192.0/18	AS151058	/18	apnic
218.77.128.0/17	AS4134	/17	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS151058	Other IRR	MAINT-AS151058	2026-04-16

More Specific Prefixes

100

Prefix	Country	Status
218.77.192.0/22	🇨🇳CN	assigned
218.77.196.0/22	🇨🇳CN	assigned
218.77.200.0/22	🇨🇳CN	assigned
218.77.204.0/25	🇨🇳CN	assigned
218.77.204.128/26	🇨🇳CN	assigned
218.77.204.192/27	🇨🇳CN	assigned
218.77.205.0/25	🇨🇳CN	assigned
218.77.205.192/26	🇨🇳CN	assigned
218.77.206.0/24	🇨🇳CN	assigned
218.77.207.0/24	🇨🇳CN	assigned
218.77.208.0/24	🇨🇳CN	assigned
218.77.209.0/24	🇨🇳CN	assigned
218.77.210.0/25	🇨🇳CN	assigned
218.77.210.128/25	🇨🇳CN	assigned
218.77.211.128/25	🇨🇳CN	assigned
218.77.212.0/24	🇨🇳CN	assigned
218.77.213.0/24	🇨🇳CN	assigned
218.77.213.32/29	🇨🇳CN	assigned
218.77.213.104/29	🇨🇳CN	assigned
218.77.213.112/28	🇨🇳CN	assigned
218.77.214.0/26	🇨🇳CN	assigned
218.77.214.64/26	🇨🇳CN	assigned
218.77.214.128/26	🇨🇳CN	assigned
218.77.214.192/27	🇨🇳CN	assigned
218.77.215.0/24	🇨🇳CN	assigned
218.77.215.16/29	🇨🇳CN	assigned
218.77.215.40/29	🇨🇳CN	assigned
218.77.216.0/23	🇨🇳CN	assigned
218.77.218.0/24	🇨🇳CN	assigned
218.77.219.0/26	🇨🇳CN	assigned
218.77.219.64/26	🇨🇳CN	assigned
218.77.219.128/26	🇨🇳CN	assigned
218.77.219.192/26	🇨🇳CN	assigned
218.77.220.0/24	🇨🇳CN	assigned
218.77.221.0/26	🇨🇳CN	assigned
218.77.221.64/26	🇨🇳CN	assigned
218.77.221.128/26	🇨🇳CN	assigned
218.77.221.192/26	🇨🇳CN	assigned
218.77.222.0/26	🇨🇳CN	assigned
218.77.222.128/25	🇨🇳CN	assigned
218.77.223.0/24	🇨🇳CN	assigned
218.77.223.0/29	🇨🇳CN	assigned
218.77.224.0/22	🇨🇳CN	assigned
218.77.228.0/22	🇨🇳CN	assigned
218.77.232.0/22	🇨🇳CN	assigned
218.77.236.0/22	🇨🇳CN	assigned
218.77.240.0/24	🇨🇳CN	assigned
218.77.241.0/24	🇨🇳CN	assigned
218.77.242.0/25	🇨🇳CN	assigned
218.77.242.64/26	🇨🇳CN	assigned
218.77.243.0/24	🇨🇳CN	assigned
218.77.243.128/25	🇨🇳CN	assigned
218.77.244.0/24	🇨🇳CN	assigned
218.77.244.48/29	🇨🇳CN	assigned
218.77.244.80/28	🇨🇳CN	assigned
218.77.244.112/28	🇨🇳CN	assigned
218.77.244.168/29	🇨🇳CN	assigned
218.77.244.192/27	🇨🇳CN	assigned
218.77.244.240/28	🇨🇳CN	assigned
218.77.245.0/24	🇨🇳CN	assigned
218.77.246.32/27	🇨🇳CN	assigned
218.77.246.64/26	🇨🇳CN	assigned
218.77.246.128/25	🇨🇳CN	assigned
218.77.247.0/24	🇨🇳CN	assigned
218.77.248.0/24	🇨🇳CN	assigned
218.77.249.0/26	🇨🇳CN	assigned
218.77.249.64/26	🇨🇳CN	assigned
218.77.249.128/26	🇨🇳CN	assigned
218.77.250.0/26	🇨🇳CN	assigned
218.77.250.64/26	🇨🇳CN	assigned
218.77.250.128/26	🇨🇳CN	assigned
218.77.250.192/26	🇨🇳CN	assigned
218.77.251.0/26	🇨🇳CN	assigned
218.77.251.64/26	🇨🇳CN	assigned
218.77.251.128/26	🇨🇳CN	assigned
218.77.251.192/26	🇨🇳CN	assigned
218.77.252.0/24	🇨🇳CN	assigned
218.77.252.0/29	🇨🇳CN	assigned
218.77.252.8/29	🇨🇳CN	assigned
218.77.252.56/29	🇨🇳CN	assigned
218.77.252.80/29	🇨🇳CN	assigned
218.77.253.0/24	🇨🇳CN	assigned
218.77.253.0/28	🇨🇳CN	assigned
218.77.253.24/29	🇨🇳CN	assigned
218.77.253.32/27	🇨🇳CN	assigned
218.77.253.64/29	🇨🇳CN	assigned
218.77.253.72/29	🇨🇳CN	assigned
218.77.253.88/29	🇨🇳CN	assigned
218.77.253.96/29	🇨🇳CN	assigned
218.77.253.104/29	🇨🇳CN	assigned
218.77.253.112/29	🇨🇳CN	assigned
218.77.253.120/29	🇨🇳CN	assigned
218.77.253.128/29	🇨🇳CN	assigned
218.77.253.136/29	🇨🇳CN	assigned
218.77.253.160/29	🇨🇳CN	assigned
218.77.253.224/29	🇨🇳CN	assigned
218.77.253.232/29	🇨🇳CN	assigned
218.77.253.240/28	🇨🇳CN	assigned
218.77.254.0/24	🇨🇳CN	assigned
218.77.255.0/24	🇨🇳CN	assigned

Origin ASN

AS151058

CT-HAINAN China Telecom

Related Prefixes

Covering prefix

218.77.128.0/17AS4134

More prefixes of AS151058

All prefixes of AS151058 →

Geolocation

Country🇨🇳ChinaCN

RegionHainan

CityHaikou

Coordinates20.0442, 110.2000 ↗

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 APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/218.77.192.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/218.77.192.0/18" | jq

External Links

RIPEstat