Home Prefix Lookup207.21.192.0/18

207.21.192.0/18 - BGP Prefix

IPv4not announcedNo ROA

CIDR

207.21.192.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇺🇸 United States

City

Miami

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

22 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
207.21.192.0/21	AS13768 COGECO-PEER1 - Aptum Technologies	No ROA	-	2026-10-12
207.21.200.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.204.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.205.0/24	AS13768 COGECO-PEER1 - Aptum Technologies	No ROA	-	2026-10-12
207.21.206.0/23	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.208.0/24	AS13768 COGECO-PEER1 - Aptum Technologies	No ROA	-	2026-10-12
207.21.209.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.210.0/24	AS13768 COGECO-PEER1 - Aptum Technologies	No ROA	-	2026-10-12
207.21.211.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.212.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.216.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.220.0/23	AS13768 COGECO-PEER1 - Aptum Technologies	No ROA	-	2026-10-12
207.21.222.0/23	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.224.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.232.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.236.0/23	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.238.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.239.0/24	AS13768 COGECO-PEER1 - Aptum Technologies	No ROA	-	2026-10-12
207.21.240.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.245.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.246.0/23	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
207.21.248.0/21	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12

More Specific Prefixes

Prefix	AS	Country	Status
207.21.192.0/21	AS13768	🇨🇦CA	allocated
207.21.200.0/22	AS16509	🇺🇸US	allocated
207.21.204.0/24	AS16509	🇺🇸US	allocated
207.21.205.0/24	AS13768	🇨🇦CA	allocated
207.21.206.0/23	AS16509	🇺🇸US	allocated
207.21.208.0/24	AS13768	🇨🇦CA	allocated
207.21.209.0/24	AS16509	🇺🇸US	allocated
207.21.210.0/24	AS13768	🇨🇦CA	allocated
207.21.211.0/24	AS16509	🇺🇸US	allocated
207.21.212.0/22	AS16509	🇺🇸US	allocated
207.21.216.0/22	AS16509	🇺🇸US	allocated
207.21.220.0/23	AS13768	🇨🇦CA	allocated
207.21.222.0/23	AS16509	🇺🇸US	allocated
207.21.224.0/22	AS16509	🇺🇸US	allocated
207.21.228.0/22		🇨🇦CA	allocated
207.21.232.0/22	AS16509	🇺🇸US	allocated
207.21.236.0/23	AS16509	🇺🇸US	allocated
207.21.238.0/24	AS16509	🇺🇸US	allocated
207.21.239.0/24	AS13768	🇨🇦CA	allocated
207.21.240.0/22	AS16509	🇺🇸US	allocated
207.21.244.0/24		🇨🇦CA	allocated
207.21.245.0/24	AS16509	🇺🇸US	allocated
207.21.246.0/23	AS16509	🇺🇸US	allocated
207.21.248.0/21	AS16509	🇺🇸US	allocated

Transfer History

Registry transfers of 207.21.192.0/18, blocks inside it, or blocks containing it.

207.21.200.0/22Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.204.0/24Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.206.0/23Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.209.0/24Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.240.0/22Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.245.0/24Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.246.0/23Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.248.0/21Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.238.0/24Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
207.21.236.0/23Transfer · 2024-08-30
Aptum Technologies
🇨🇦 CA ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2024-08-30	207.21.200.0/22	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.204.0/24	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.206.0/23	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.209.0/24	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.240.0/22	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.245.0/24	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.246.0/23	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.248.0/21	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.238.0/24	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2024-08-30	207.21.236.0/23	Aptum Technologies 🇨🇦 CA ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer

View all 17 transfers →

Geolocation

Country🇺🇸United StatesUS

RegionFlorida

CityMiami

Coordinates25.7617, -80.1918 ↗

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/207.21.192.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/207.21.192.0/18" | jq

External Links

RIPEstat