Home Prefix Lookup38.181.4.0/24

38.181.4.0/24 - JTIP AP JT TELECOM INTERNATIONAL PTE (AS137535)

IPv4ARINannouncedAS137535JTIP-AS-AP JT TELECOM INTERNATIONAL PTE.LTD. RPKI Valid

CIDR

38.181.4.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇭🇰 Hong Kong

City

Hong Kong

RIR

ARIN

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
38.181.4.0/24	AS137535 JTIP-AS-AP JT TELECOM INTERNATIONAL PTE.LTD.	Valid	Other IRR	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
38.0.0.0/8	AS174 COGENT-174 - Cogent Communications, LLC	No ROA	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
38.181.0.0/18	AS7607	/24	arin
38.181.0.0/18	AS8796	/24	arin
38.181.0.0/18	AS9886	/24	arin
38.181.0.0/18	AS18186	/24	arin
38.181.0.0/18	AS40115	/24	arin
38.181.0.0/18	AS137535	/24	arin
38.181.0.0/18	AS140042	/24	arin
38.181.0.0/18	AS140096	/24	arin
38.181.0.0/18	AS140224	/24	arin
38.181.0.0/18	AS140227	/24	arin
38.181.0.0/18	AS151797	/24	arin
38.181.0.0/18	AS395886	/24	arin
38.181.0.0/18	AS400618	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS18186	Other IRR	MAINT-AS140227	2025-10-11
AS140224	Other IRR	MAINT-AS140227	2025-10-11
AS137535	Other IRR	MAINT-AS140227	2025-12-05
AS140227	Other IRR	MAINT-AS140227	2023-11-13

Transfer History

Registry transfers of 38.181.4.0/24, blocks inside it, or blocks containing it.

38.0.0.0/8M&A · 2025-09-23
PSINet, Inc.
🇺🇸 US ARIN
→
Cogent Communications
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-09-23	38.0.0.0/8	PSINet, Inc. 🇺🇸 US ARIN	Cogent Communications 🇺🇸 US ARIN	M&A

Origin ASN

AS137535

JTIP-AS-AP JT TELECOM INTERNATIONAL PTE.LTD.

Related Prefixes

Covering prefix

38.0.0.0/8AS174

More prefixes of AS137535

All prefixes of AS137535 →

Geolocation

Country🇭🇰Hong KongHK

CityHong Kong

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/38.181.4.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/38.181.4.0/24" | jq

External Links

RIPEstat