Home Prefix Lookup63.0.0.0/10

63.0.0.0/10 - BGP Prefix

IPv4not announced RPKI Valid

CIDR

63.0.0.0/10

IP Version

IPv4

Addresses

4.1M

Mask

/10 (255.192.0.0)

Country

🇺🇸 United States

City

New York

Status

not announced

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

86 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
63.0.0.0/12	AS701 UUNET - Verizon Business	No ROA	-	2026-10-11
63.16.0.0/12	AS701 UUNET - Verizon Business	Valid	-	2026-10-11
63.21.96.0/20	AS7224 AMAZON-AS - Amazon.com, Inc.	Invalid	-	2026-10-11
63.21.176.0/21	AS7224 AMAZON-AS - Amazon.com, Inc.	Invalid	-	2026-10-11
63.21.184.0/21	AS7224 AMAZON-AS - Amazon.com, Inc.	Invalid	-	2026-10-11
63.21.192.0/21	AS7224 AMAZON-AS - Amazon.com, Inc.	Invalid	-	2026-10-11
63.21.200.0/21	AS7224 AMAZON-AS - Amazon.com, Inc.	Invalid	-	2026-10-11
63.22.0.0/20	AS31898 ORACLE-BMC-31898 - Oracle Corporation	Invalid	-	2026-10-11
63.22.16.0/20	AS31898 ORACLE-BMC-31898 - Oracle Corporation	Invalid	-	2026-10-11
63.22.32.0/21	AS31898 ORACLE-BMC-31898 - Oracle Corporation	Invalid	-	2026-10-11
63.23.34.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.48.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.49.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.50.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.64.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.65.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.66.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.80.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.81.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.23.82.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.24.202.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.24.203.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.24.204.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.24.205.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.24.206.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.24.207.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.25.0.0/17	AS18461 BELL-ATL - Verizon Business	Invalid	-	2026-10-11
63.26.0.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.1.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.3.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.4.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.5.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.6.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.7.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.8.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.9.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.10.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.11.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.12.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.13.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.14.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.26.15.0/24	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.27.0.0/20	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.27.16.0/20	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.27.32.0/20	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.27.48.0/23	AS6984 NYNEX-AS - Verizon Business	Valid	-	2026-10-11
63.32.0.0/14	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-11
63.36.0.0/14	AS701 UUNET - Verizon Business	No ROA	-	2026-10-11
63.38.112.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.113.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.114.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.115.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.116.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.117.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.118.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.119.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.120.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.121.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.122.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.123.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.124.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.125.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.127.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.129.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.132.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.38.133.0/24	AS6995 VRIS-6995 - Verizon Business	No ROA	-	2026-10-11
63.39.0.0/16	AS3371 MCI-ASN - Verizon Business	No ROA	-	2026-10-11
63.39.160.0/20	AS3372 MCI-ASN - Verizon Business	No ROA	-	2026-10-11
63.39.176.0/20	AS3372 MCI-ASN - Verizon Business	No ROA	-	2026-10-11
63.39.192.0/20	AS3372 MCI-ASN - Verizon Business	No ROA	-	2026-10-11
63.39.240.0/20	AS3372 MCI-ASN - Verizon Business	No ROA	-	2026-10-11
63.40.0.0/13	AS22394 CELLCO - Verizon Business	Valid	-	2026-10-11
63.40.0.0/16	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.41.0.0/16	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.42.0.0/16	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.43.0.0/16	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.44.0.0/16	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.45.0.0/16	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.46.0.0/17	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.46.128.0/17	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.47.0.0/17	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.47.128.0/17	AS6167 CELLCO-PART - Verizon Business	Valid	-	2026-10-11
63.48.0.0/12	AS701 UUNET - Verizon Business	Valid	-	2026-10-11
63.54.0.0/15	AS22394 CELLCO - Verizon Business	Valid	-	2026-10-11
63.58.0.0/16	AS22394 CELLCO - Verizon Business	Valid	-	2026-10-11
63.59.0.0/16	AS22394 CELLCO - Verizon Business	Valid	-	2026-10-11

More Specific Prefixes

Prefix	AS	Country	Status
63.0.0.0/11		🇺🇸US	allocated
63.32.0.0/14	AS16509	🇺🇸US	allocated
63.36.0.0/14	AS701	🇺🇸US	allocated
63.40.0.0/13	AS22394	🇺🇸US	allocated
63.48.0.0/12	AS701	🇺🇸US	allocated

Transfer History

Registry transfers of 63.0.0.0/10, blocks inside it, or blocks containing it.

63.32.0.0/14Transfer · 2018-01-10
MCI Communications Services, Inc. d/b/a Verizon Business
🇺🇸 US ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
63.0.0.0/10M&A · 2016-05-12
UUNET Technologies, Inc.
🇺🇸 US ARIN
→
MCI Communications Services, Inc. d/b/a Verizon Business
🇺🇸 US ARIN

Date	Resource	From	To	Type
2018-01-10	63.32.0.0/14	MCI Communications Services, Inc. d/b/a Verizon Business 🇺🇸 US ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2016-05-12	63.0.0.0/10	UUNET Technologies, Inc. 🇺🇸 US ARIN	MCI Communications Services, Inc. d/b/a Verizon Business 🇺🇸 US ARIN	M&A

Geolocation

Country🇺🇸United StatesUS

RegionNew York

CityNew York

Coordinates40.7128, -74.0060 ↗

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/63.0.0.0/10

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

curl -s "https://api.ipctl.io/v1/prefix/63.0.0.0/10" | jq

External Links

RIPEstat