Home Prefix Lookup178.83.0.0/16

178.83.0.0/16 - BGP Prefix

IPv4RIPE NCCallocated RPKI Valid

CIDR

178.83.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇺🇸 United States

City

Denver

RIR

RIPE NCC

Status

allocated

Allocated

2009-12-14

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

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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

75 more-specific announcements on this page, 275 in total

Prefix	Origin AS	RPKI	IRR	Last Seen
178.83.180.0/23	AS200177 ATLANTIC-AS-ID PT Atlantic Aksa Group	Valid	-	2026-10-12
178.83.180.0/24	AS200177 ATLANTIC-AS-ID PT Atlantic Aksa Group	Valid	-	2026-10-12
178.83.181.0/24	AS200177 ATLANTIC-AS-ID PT Atlantic Aksa Group	Valid	-	2026-10-12
178.83.182.0/24	AS214120 LOGICINFO-AS LOGIC INFOTECH ELECTRICAL SPARE PARTS TRADING L.L.C.	Valid	-	2026-10-12
178.83.183.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Invalid	-	2026-10-12
178.83.184.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.185.0/24	AS209829 Test Greenhost BV	Valid	-	2026-10-12
178.83.186.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-12
178.83.187.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.188.0/24	AS47311 RIPE-ATHARVA-AS-ID PT Atharva Telematika Persada	Invalid	-	2026-10-12
178.83.188.0/24	AS214882 ArenHost PT Data Kencang Hutama	Valid	-	2026-10-12
178.83.189.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.190.0/24	AS137235 AS137235 Wired ISP Inc.	Valid	-	2026-10-12
178.83.192.0/24	AS13030 INIT7 Init7 (Switzerland) Ltd.	Valid	-	2026-10-12
178.83.193.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.194.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.195.0/24	AS135402 US-FXCAPITAL Wired ISP Inc.	Valid	-	2026-10-12
178.83.196.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.197.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Invalid	-	2026-10-12
178.83.198.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Invalid	-	2026-10-12
178.83.198.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-12
178.83.199.0/24	AS21859 ZEN-ECN - Zenlayer Inc	Valid	-	2026-10-12
178.83.200.0/24	AS207158 WORLDCDN Clouvider Limited	Valid	-	2026-10-12
178.83.201.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.202.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.203.0/24	AS213840 DDOS-PROTECTION-LTD DDOS PROTECTION LTD	Valid	-	2026-10-12
178.83.204.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.205.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.206.0/23	AS151419 LINKLESS-AS-AP - LINKLESS COMMUNICATIONS LIMITED	Valid	-	2026-10-12
178.83.206.0/24	AS151419 LINKLESS-AS-AP - LINKLESS COMMUNICATIONS LIMITED	Valid	-	2026-10-12
178.83.207.0/24	AS151419 LINKLESS-AS-AP - LINKLESS COMMUNICATIONS LIMITED	Valid	-	2026-10-12
178.83.208.0/22	AS49592 PIPE-NET Pipe Networks LTD	No ROA	-	2026-10-12
178.83.212.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.213.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.214.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.215.0/24	AS206092 SECFIREWALLAS F.N.S. HOLDINGS LIMITED	Valid	-	2026-10-12
178.83.216.0/22	AS5650 FRONTIER-FRTR - Frontier Communications of America, Inc.	Valid	-	2026-10-12
178.83.216.0/22	AS7029 WINDSTREAM - Windstream Communications LLC	Valid	-	2026-10-12
178.83.216.0/23	AS7029 WINDSTREAM - Windstream Communications LLC	Valid	-	2026-10-12
178.83.218.0/23	AS7029 WINDSTREAM - Windstream Communications LLC	Valid	-	2026-10-12
178.83.220.0/23	AS147003 AITPL-AS-AP - ALLIANCE INTELLIGENT TECHNOLOGIES PTE. LTD.	No ROA	-	2026-10-12
178.83.220.0/24	AS9009 M247 M247 Europe SRL	Valid	-	2026-10-12
178.83.220.0/24	AS147003 AITPL-AS-AP - ALLIANCE INTELLIGENT TECHNOLOGIES PTE. LTD.	Invalid	-	2026-10-12
178.83.221.0/24	AS147003 AITPL-AS-AP - ALLIANCE INTELLIGENT TECHNOLOGIES PTE. LTD.	Invalid	-	2026-10-12
178.83.222.0/24	AS21859 ZEN-ECN - Zenlayer Inc	Valid	-	2026-10-12
178.83.223.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.224.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.225.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Invalid	-	2026-10-12
178.83.226.0/24	AS214036 ULTAHOST-AS Ultahost, Inc.	Valid	-	2026-10-12
178.83.227.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.228.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.229.0/24	AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited	Valid	-	2026-10-12
178.83.230.0/23	AS16509 AMAZON-02 - Amazon.com, Inc.	No ROA	-	2026-10-12
178.83.231.0/24	AS9009 M247 M247 Europe SRL	Valid	-	2026-10-12
178.83.232.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Invalid	-	2026-10-12
178.83.232.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-12
178.83.233.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.234.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-12
178.83.235.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.236.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.237.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-12
178.83.237.0/24	AS402276 FNL-3H - FST Networks LTD.	Invalid	-	2026-10-12
178.83.238.0/24	AS211415 Internet-4 Karolio IT paslaugos, UAB	Valid	-	2026-10-12
178.83.239.0/24	AS211415 Internet-4 Karolio IT paslaugos, UAB	Valid	-	2026-10-12
178.83.240.0/24	AS6079 RCN-AS - RCN	Valid	-	2026-10-12
178.83.241.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.242.0/23	AS812 ROGERS-COMMUNICATIONS - Rogers Communications Canada Inc.	Valid	-	2026-10-12
178.83.244.0/24	AS200841 LIVESTREAM Livestream Software Srl	Valid	-	2026-10-12
178.83.245.0/24	AS215607 DF-Transit dataforest GmbH	Valid	-	2026-10-12
178.83.246.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.247.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.248.0/22	AS199959 CrownCloud GWY IT PTY LTD	Valid	-	2026-10-12
178.83.252.0/24	AS215607 DF-Transit dataforest GmbH	Invalid	-	2026-10-12
178.83.253.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
178.83.254.0/24	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12

Transfer History

Registry transfers of 178.83.0.0/16, blocks inside it, or blocks containing it.

178.83.0.0/16Transfer · 2025-12-19
Sunrise GmbH
🇨🇭 CH RIPE NCC
→
Internet Utilities Europe and Asia Limited
🇬🇧 GB RIPE NCC

Date	Resource	From	To	Type
2025-12-19	178.83.0.0/16	Sunrise GmbH 🇨🇭 CH RIPE NCC	Internet Utilities Europe and Asia Limited 🇬🇧 GB RIPE NCC	Transfer

Geolocation

Country🇺🇸United StatesUS

CityDenver

Coordinates39.7392, -104.9900 ↗

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 RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/178.83.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/178.83.0.0/16" | jq

External Links

RIPEstat