Home Prefix Lookup172.128.0.0/10

172.128.0.0/10 - (AS35106)

IPv4RIPEassignedAS35106 RPKI Valid

CIDR

172.128.0.0/10

IP Version

IPv4

Addresses

4.1M

Mask

/10 (255.192.0.0)

Country

🇮🇳 India

City

Hyderabad

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

2 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
172.128.0.0/11	AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation	Valid	-	2026-10-11
172.160.0.0/11	AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation	Valid	-	2026-10-11

More Specific Prefixes

Prefix	AS	Country	Status
172.128.0.0/11	AS8075	🇬🇧GB	allocated
172.160.0.0/11	AS8075	🇬🇧GB	allocated
172.160.0.0/16		🇸🇪SE	assigned
172.161.0.0/16		🇨🇭CH	assigned
172.162.0.0/16		🇨🇭CH	assigned
172.163.0.0/16		🇦🇪AE	assigned
172.164.0.0/16		🇦🇪AE	assigned
172.165.0.0/16		🇬🇧GB	assigned
172.166.0.0/16		🇬🇧GB	assigned
172.167.0.0/16		🇬🇧GB	assigned
172.168.0.0/16		🇺🇸US	assigned
172.169.0.0/16		🇺🇸US	assigned
172.170.0.0/16		🇺🇸US	assigned
172.171.0.0/16		🇺🇸US	assigned
172.172.0.0/16		🇺🇸US	assigned
172.173.0.0/16		🇺🇸US	assigned
172.174.0.0/16		🇺🇸US	assigned
172.175.0.0/16		🇺🇸US	assigned
172.176.0.0/16		🇺🇸US	assigned
172.177.0.0/16		🇺🇸US	assigned
172.178.0.0/16		🇺🇸US	assigned
172.179.0.0/16		🇺🇸US	assigned
172.180.0.0/16		🇺🇸US	assigned
172.181.0.0/16		🇺🇸US	assigned
172.182.0.0/16		🇺🇸US	assigned
172.183.0.0/16		🇺🇸US	assigned
172.184.0.0/16		🇺🇸US	assigned
172.185.0.0/16		🇺🇸US	assigned
172.186.0.0/16		🇬🇧GB	assigned
172.187.0.0/16		🇺🇸US	assigned
172.188.0.0/16		🇸🇬SG	assigned
172.189.0.0/16		🇫🇷FR	assigned
172.190.0.0/16		🇺🇸US	assigned
172.191.0.0/16		🇺🇸US	assigned

Transfer History

Registry transfers of 172.128.0.0/10, blocks inside it, or blocks containing it.

172.128.0.0/11inter-RIRTransfer · 2022-11-02
Oath Holdings Inc.
🇺🇸 US ARIN
→
Microsoft Limited
RIPE NCC
172.160.0.0/11inter-RIRTransfer · 2022-06-22
Oath Holdings Inc.
🇺🇸 US ARIN
→
Microsoft Limited
RIPE NCC
172.128.0.0/10M&A · 2019-03-22
AOL Inc.
🇺🇸 US ARIN
→
Oath Holdings Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2022-11-02	172.128.0.0/11inter-RIR	Oath Holdings Inc. 🇺🇸 US ARIN	Microsoft Limited RIPE NCC	Transfer
2022-06-22	172.160.0.0/11inter-RIR	Oath Holdings Inc. 🇺🇸 US ARIN	Microsoft Limited RIPE NCC	Transfer
2019-03-22	172.128.0.0/10	AOL Inc. 🇺🇸 US ARIN	Oath Holdings Inc. 🇺🇸 US ARIN	M&A

Origin ASN

AS35106

Related Prefixes

More prefixes of AS35106

All prefixes of AS35106 →

Geolocation

Country🇮🇳IndiaIN

RegionTelangana

CityHyderabad

Coordinates17.4065, 78.4772 ↗

Abuse Contact

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/172.128.0.0/10

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

curl -s "https://api.ipctl.io/v1/prefix/172.128.0.0/10" | jq

External Links

RIPEstat