Home Prefix Lookup198.15.200.0/21

198.15.200.0/21 - The Internet Subway (AS29770)

IPv4ARINannouncedAS29770THE-INTERNET-SUBWAY - The Internet Subway RPKI Valid

CIDR

198.15.200.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇺🇸 United States

City

Huntsville

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
198.15.200.0/21	AS29770 THE-INTERNET-SUBWAY - The Internet Subway	Valid	ARINOther IRR	2026-10-12

More-Specific Announcements

3 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
198.15.200.0/23	AS29770 THE-INTERNET-SUBWAY - The Internet Subway	Valid	-	2026-10-12
198.15.202.0/24	AS29770 THE-INTERNET-SUBWAY - The Internet Subway	Valid	-	2026-10-12
198.15.205.0/24	AS29770 THE-INTERNET-SUBWAY - The Internet Subway	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
198.15.200.0/21	AS29770	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS29770	ARIN	MNT-DCL-577	2026-06-05
AS29770	Other IRR	MAINT-AS834	2026-06-05

Origin ASN

AS29770

THE-INTERNET-SUBWAY - The Internet Subway

Related Prefixes

More prefixes of AS29770

All prefixes of AS29770 →

Geolocation

Country🇺🇸United StatesUS

RegionAlabama

CityHuntsville

Coordinates34.6531, -86.7316 ↗

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 transfers in the ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/198.15.200.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/198.15.200.0/21" | jq

External Links

RIPEstat