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.
- Baseline (neutral) 65
- Long-established allocation (19y) +6
- Trust score 71 / 100
Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 77.37.112.0/21
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 77.37.116.0/22 | 1.0K | firstcolo GmbH | AS31400 | DE |
| 77.37.116.0/22 | 1.0K | firstcolo GmbH | AS31400 | DE |
| 77.37.112.0/23 | 512 | firstcolo GmbH | AS31400 | DE |
| 77.37.112.0/23 | 512 | firstcolo GmbH | AS31400 | DE |
| 77.37.114.0/24 | 256 | Hostinger International Limited | AS47583 | US |
| 77.37.114.0/24 | 256 | Hostinger International Limited | AS47583 | DE |
| 77.37.115.0/24 | 256 | firstcolo GmbH | AS31400 | DE |
| 77.37.115.0/24 | 256 | firstcolo GmbH | AS31400 | DE |
Geolocation
First 256 of 2,048 IP addresses in 77.37.112.0/21
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 77.37.0.0/17.
RIR Ownership History
Atom feed ⇲Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.
| Date | Event | From | To |
|---|---|---|---|
| 2026-05-10 | New Allocation | — | DE |
Frequently Asked Questions
What is 77.37.112.0/21?
77.37.112.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 77.37.112.0 to 77.37.119.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 77.37.112.0/21 network?
The 77.37.112.0/21 range is allocated to an unknown organization from Germany.