CIDR Range

90.209.128.0/17

32.8K IPs /17 Sky UK Limited AS5607 United Kingdom RIPE

Addresses

32,768

32.8K

IP Range

90.209.128.0

→ 90.209.255.255

Sub-ranges

11+

within this block

PTR Density

0.1%

17 of 32.8K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

80/100

Trusted

How this score is built

Baseline (neutral) 65
Long-established allocation (19y) +6
Has a reverse-DNS (PTR) record +5
Enterprise allocation +4
Trust score 80 / 100

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 90.209.128.0/17

CIDR	IPs	Organization	ASN	Country
90.209.128.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.224.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.208.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.192.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.240.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.160.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.144.0/20	4.1K	Sky UK Limited	AS5607	GB
90.209.176.0/21	2.0K	Sky UK Limited	AS5607	GB
90.209.184.0/22	1.0K	Sky UK Limited	AS5607	GB
90.209.190.0/23	512	Sky UK Limited	AS5607	GB
90.209.188.0/23	512	Sky UK Limited	AS5607	GB

First and last addresses in 90.209.128.0/17

90.209.128.0/17 runs from 90.209.128.0 to 90.209.255.255.

First 16

90.209.128.0 90.209.128.1 90.209.128.2 90.209.128.3 90.209.128.4 90.209.128.5 90.209.128.6 90.209.128.7 90.209.128.8 90.209.128.9 90.209.128.10 90.209.128.11 90.209.128.12 90.209.128.13 90.209.128.14 90.209.128.15

Last 16

90.209.255.240 90.209.255.241 90.209.255.242 90.209.255.243 90.209.255.244 90.209.255.245 90.209.255.246 90.209.255.247 90.209.255.248 90.209.255.249 90.209.255.250 90.209.255.251 90.209.255.252 90.209.255.253 90.209.255.254 90.209.255.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 90.192.0.0/11.

Announced prefix

90.192.0.0/11

Origin AS

AS5607

Announcement samples

11,189

Last seen

2026-11-06 05:41:08

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date	Event	From	To	RIR
2026-05-10	New Allocation	—	GB	ripe

Frequently Asked Questions

What is 90.209.128.0/17?

90.209.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 90.209.128.0 to 90.209.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 90.209.128.0/17 network?

The 90.209.128.0/17 range is allocated to Sky UK Limited and announced via AS5607 from United Kingdom.

Last updated: 2026-11-06 06:09:06 UTC