Home Prefix Lookup216.166.0.0/17

216.166.0.0/17 - SWITCH (AS23005)

IPv4ARINallocatedAS23005SWITCH-LTD - SWITCH, LTDNo ROA

CIDR

216.166.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇺🇸 United States

City

Austin

RIR

ARIN

Status

allocated

Allocated

2000-08-23

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
216.166.0.0/17	AS23005 SWITCH-LTD - SWITCH, LTD	No ROA	Other IRR	2026-10-12

More-Specific Announcements

3 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
216.166.5.0/24	AS23005 SWITCH-LTD - SWITCH, LTD	No ROA	-	2026-10-12
216.166.32.0/20	AS23005 SWITCH-LTD - SWITCH, LTD	No ROA	-	2026-10-12
216.166.43.0/24	AS23005 SWITCH-LTD - SWITCH, LTD	No ROA	-	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3900	Other IRR	MAINT-AS3900	2023-11-13
AS23005	Other IRR	MAINT-SWITCH	2024-05-09
AS198949	Other IRR	MAINT-AS198949	2023-11-13

Transfer History

Registry transfers of 216.166.0.0/17, blocks inside it, or blocks containing it.

216.166.0.0/17M&A · 2021-11-18
YHC Corporation
🇺🇸 US ARIN
→
SWITCH, LTD
🇺🇸 US ARIN

Date	Resource	From	To	Type
2021-11-18	216.166.0.0/17	YHC Corporation 🇺🇸 US ARIN	SWITCH, LTD 🇺🇸 US ARIN	M&A

Origin ASN

AS23005

SWITCH-LTD - SWITCH, LTD

Related Prefixes

More prefixes of AS23005

All prefixes of AS23005 →

Geolocation

Country🇺🇸United StatesUS

RegionTexas

CityAustin

Coordinates30.2672, -97.7431 ↗

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/216.166.0.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/216.166.0.0/17" | jq

External Links

RIPEstat