CIDR Range

78.255.0.0/17

32.8K IPs /17 Free SAS AS12322 France RIPE

Addresses

32,768

32.8K

IP Range

78.255.0.0

→ 78.255.127.255

Sub-ranges

within this block

PTR Density

0.1%

21 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 →

Geolocation

First and last addresses in 78.255.0.0/17

78.255.0.0/17 runs from 78.255.0.0 to 78.255.127.255.

First 16

78.255.0.0 78.255.0.1 78.255.0.2 78.255.0.3 78.255.0.4 78.255.0.5 78.255.0.6 78.255.0.7 78.255.0.8 78.255.0.9 78.255.0.10 78.255.0.11 78.255.0.12 78.255.0.13 78.255.0.14 78.255.0.15

Last 16

78.255.127.240 78.255.127.241 78.255.127.242 78.255.127.243 78.255.127.244 78.255.127.245 78.255.127.246 78.255.127.247 78.255.127.248 78.255.127.249 78.255.127.250 78.255.127.251 78.255.127.252 78.255.127.253 78.255.127.254 78.255.127.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 78.240.0.0/12.

Announced prefix

78.240.0.0/12

Origin AS

AS12322

Announcement samples

31,876

Last seen

2026-11-13 09:25:38

Frequently Asked Questions

What is 78.255.0.0/17?

78.255.0.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 78.255.0.0 to 78.255.127.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 78.255.0.0/17 network?

The 78.255.0.0/17 range is allocated to Free SAS and announced via AS12322 from France.

Last updated: 2026-11-13 09:39:05 UTC