Home Prefix Lookup203.156.0.0/17

203.156.0.0/17

🇹🇭

IPv4RIPEannouncedAS7616JASTEL-NETWORK-IDC - JasTel NetworkNo ROA

CIDR

203.156.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇹🇭 Thailand

City

Pak Kret (Tambon Pak Kret)

RIR

RIPE

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
203.156.0.0/17	AS7616JASTEL-NETWORK-IDC - JasTel Network	No ROA	RADB	6/1/2026

Covering Prefix

56 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.156.32.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	No ROA	—	6/1/2026
203.156.80.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.64.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.0.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	No ROA	—	6/1/2026
203.156.112.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	No ROA	—	6/1/2026
203.156.16.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	No ROA	—	6/1/2026
203.156.96.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	No ROA	—	6/1/2026
203.156.48.0/20	AS7616JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.8.0/21	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.120.0/21	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.40.0/22	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.0.0/22	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.48.0/23	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.114.0/23	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.110.0/23	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.102.0/23	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.96.0/23	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.46.0/23	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.54.0/23	AS132203TENCENT-NET-AP-CN - Tencent Building, Kejizhongyi Avenue	Valid	—	6/1/2026
203.156.18.0/24	AS7616JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.95.0/24	AS7616JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.107.0/24	AS24378ENGTAC-AS-TH-AP - Total Access Communication PLC.	Valid	—	6/1/2026
203.156.106.0/24	AS24378ENGTAC-AS-TH-AP - Total Access Communication PLC.	Valid	—	6/1/2026
203.156.117.0/24	AS24455SiamCement-AS-TH - The Siam Cement Group	Valid	—	6/1/2026
203.156.116.0/24	AS24455SiamCement-AS-TH - The Siam Cement Group	Valid	—	6/1/2026
203.156.118.0/24	AS45455TH-2S1N-AP - Two S One N Co Ltd, Internet Service Provider and IT Solutions	Valid	—	6/1/2026
203.156.101.0/24	AS54994ML-1432-54994 - Meteverse Limited.	Valid	—	6/1/2026
203.156.60.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.64.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.113.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.119.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.57.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.59.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.110.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.111.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.112.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.9.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.31.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.52.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.26.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.25.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.51.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.24.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.108.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.109.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.16.0/24	AS55423JASTEL-NETWORK-TH-IDC-AP - JasTel Network	Valid	—	6/1/2026
203.156.66.0/24	AS134089JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.65.0/24	AS134089JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.33.0/24	AS134089JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.15.0/24	AS134089JASTEL-NETWORK-IDC - JasTel Network	Valid	—	6/1/2026
203.156.105.0/24	AS135381SIS-AS-AP - SiS Distribution (Thailand) Public Company Limited descr: (@Genesis Data Center)	Valid	—	6/1/2026
203.156.30.0/24	AS135381SIS-AS-AP - SiS Distribution (Thailand) Public Company Limited descr: (@Genesis Data Center)	Valid	—	6/1/2026
203.156.7.0/24	AS147187Bualuang-Securities - Bualuang Securities	Valid	—	6/1/2026
203.156.32.0/24	AS152727VMJP-AS-TH - Villa Market JP Co.,Ltd	Valid	—	6/1/2026
203.156.46.0/24	AS154575TPPCL-AS-AP - Terabyte Plus Public Company Limited	Valid	—	6/1/2026
203.156.47.0/24	AS154575TPPCL-AS-AP - Terabyte Plus Public Company Limited	Valid	—	6/1/2026

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS7616	RADB	MAINT-THIX-CAT-TH	11/13/2023
AS9304	RADB	MAINT-AS58453	11/13/2023
AS45629	RADB	MAINT-AS58453	11/13/2023

More Specific Prefixes

Prefix	AS	Country	Status
203.156.0.0/18		🇹🇭TH	allocated
203.156.64.0/18		🇹🇭TH	allocated
203.156.64.0/19		🇹🇭TH	assigned
203.156.48.0/20	AS7616	🇹🇭TH	assigned
203.156.96.0/21		🇹🇭TH	assigned
203.156.32.0/21		🇹🇭TH	assigned
203.156.8.0/21	AS55423	🇹🇭TH	assigned
203.156.16.0/21		🇹🇭TH	assigned
203.156.40.0/21		🇹🇭TH	assigned
203.156.120.0/21	AS55423	🇹🇭TH	assigned
203.156.108.0/22		🇹🇭TH	assigned
203.156.112.0/22		🇹🇭TH	assigned
203.156.32.0/22		🇹🇭TH	assigned
203.156.36.0/22		🇹🇭TH	assigned
203.156.12.0/22		🇹🇭TH	assigned
203.156.0.0/22	AS55423	🇹🇭TH	assigned
203.156.24.0/22		🇹🇭TH	assigned
203.156.8.0/22		🇹🇭TH	assigned
203.156.104.0/23		🇹🇭TH	assigned
203.156.4.0/23		🇹🇭TH	assigned
203.156.6.0/23		🇹🇭TH	assigned
203.156.30.0/23		🇹🇭TH	assigned
203.156.106.0/23		🇹🇭TH	assigned
203.156.110.0/23	AS55423	🇹🇭TH	assigned
203.156.116.0/23		🇹🇭TH	assigned
203.156.118.0/23		🇹🇭TH	assigned
203.156.108.0/23		🇹🇭TH	assigned
203.156.114.0/23	AS55423	🇹🇭TH	assigned
203.156.28.0/23		🇹🇭TH	assigned
203.156.41.0/24		🇹🇭TH	assigned
203.156.106.0/24	AS24378	🇹🇭TH	assigned
203.156.107.0/24	AS24378	🇹🇭TH	assigned
203.156.40.0/24		🇹🇭TH	assigned
203.156.7.0/24	AS147187	🇹🇭TH	assigned
203.156.6.0/24		🇹🇭TH	assigned
203.156.113.0/24	AS55423	🇹🇭TH	assigned
203.156.112.0/24	AS55423	🇹🇭TH	assigned
203.156.43.0/24		🇹🇭TH	assigned
203.156.42.0/24		🇹🇭TH	assigned

Origin ASN

AS7616

JASTEL-NETWORK-IDC - JasTel Network

Geolocation

Country🇹🇭ThailandTH

RegionNonthaburi

CityPak Kret (Tambon Pak Kret)

Coordinates13.9104, 100.4990 ↗

API

Open

GEThttps://api.ipctl.io/v1/prefix/203.156.0.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/203.156.0.0/17" | jq

External Links

RIPEstat Hurricane Electric BGP