Home Prefix Lookup199.21.172.0/22

199.21.172.0/22 - SIAMDATA TH Siamdata Communication (AS56309)

IPv4APNICallocatedAS56309SIAMDATA-TH Siamdata Communication Co.,Ltd. RPKI Valid

CIDR

199.21.172.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇹🇭 Thailand

City

Nong Bua Rawe

RIR

APNIC

Status

allocated

Allocated

2017-09-25

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
199.21.172.0/22	AS56309 SIAMDATA-TH Siamdata Communication Co.,Ltd.	Valid	APNIC	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
199.21.172.0/22	AS56309	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS56309	APNIC	MAINT-READYIDC-TH	2024-06-14

More Specific Prefixes

Prefix	Country	Status
199.21.172.0/24	🇹🇭TH	assigned
199.21.173.0/24	🇹🇭TH	assigned
199.21.174.0/24	🇹🇭TH	assigned
199.21.175.0/24	🇹🇭TH	assigned

Transfer History

Registry transfers of 199.21.172.0/22, blocks inside it, or blocks containing it.

199.21.172.0/22Transfer · 2024-05-29
Domo Digital Pty Ltd
🇦🇺 AU APNIC
→
READYIDC CO., LTD.
🇹🇭 TH APNIC

Date	Resource	From	To	Type
2024-05-29	199.21.172.0/22	Domo Digital Pty Ltd 🇦🇺 AU APNIC	READYIDC CO., LTD. 🇹🇭 TH APNIC	Transfer

Origin ASN

AS56309

SIAMDATA-TH Siamdata Communication Co.,Ltd.

Related Prefixes

More prefixes of AS56309

All prefixes of AS56309 →

Geolocation

Country🇹🇭ThailandTH

RegionChaiyaphum

CityNong Bua Rawe

Coordinates15.7531, 101.7640 ↗

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/199.21.172.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/199.21.172.0/22" | jq

External Links

RIPEstat