203.157.0.0/16

🇹🇭

CIDR

203.157.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇹🇭 Thailand

City

Nonthaburi

RIR

APNIC

Status

allocated

Allocated

1/15/1996

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
203.157.0.0/16	AS9649MOPH-TH-AP - Information Technology Office	No ROA	RADB	5/31/2026

13 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.157.16.0/20	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.64.0/21	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.32.0/21	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.48.0/21	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.56.0/21	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.72.0/21	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.6.0/23	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.102.0/23	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.153.0/24	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.81.0/24	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.88.0/24	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.15.0/24	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026
203.157.71.0/24	AS9649MOPH-TH-AP - Information Technology Office	No ROA	—	5/31/2026

Origin	Registry	Maintainer	Modified
AS9304	RADB	MAINT-AS58453	11/13/2023
AS9649	RADB	MAINT-THIX-CAT-TH	11/13/2023
AS38082	RADB	MAINT-AS58453	11/13/2023

Origin ASN

Geolocation

Country🇹🇭ThailandTH

RegionNonthaburi

CityNonthaburi

API

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

curl -s "https://api.ipctl.io/v1/prefix/203.157.0.0/16" | jq

External Links