Home Prefix Lookup61.61.80.0/21

61.61.80.0/21 - New Kaohsiung Broadband (AS9922)

IPv4APNICannouncedAS9922NKB-AS-TW - New Kaohsiung Broadband LTD. RPKI Valid

CIDR

61.61.80.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇹🇼 Taiwan

City

Taipei

RIR

APNIC

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
61.61.80.0/21	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	Other IRR	2026-10-12

More-Specific Announcements

10 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
61.61.80.0/22	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.80.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.81.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.82.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.83.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.84.0/22	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.84.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.85.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.86.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12
61.61.87.0/24	AS9922 NKB-AS-TW - New Kaohsiung Broadband LTD.	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
61.61.80.0/20	AS9922	/24	apnic
61.61.0.0/17	AS4780	/24	apnic
61.61.0.0/17	AS9918	/24	apnic
61.61.0.0/17	AS9919	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS4780	Other IRR	MAINT-AS4780	2026-03-09
AS9918	Other IRR	MAINT-AS4780	2026-03-09
AS9922	Other IRR	MAINT-AS4780	2026-03-09

Origin ASN

AS9922

NKB-AS-TW - New Kaohsiung Broadband LTD.

Related Prefixes

More prefixes of AS9922

All prefixes of AS9922 →

Geolocation

Country🇹🇼TaiwanTW

RegionTaiwan

CityTaipei

Coordinates25.0423, 121.5670 ↗

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 APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/61.61.80.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/61.61.80.0/21" | jq

External Links

RIPEstat