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 (15y) +6
- Not on any threat blocklist +5
- Trust score 76 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Reverse DNS history
How this IP's reverse DNS (PTR) has changed over time, from our scans.
This IP's reverse DNS changes frequently — the timeline below shows the most recent changes.
- pn.colakov.com — Jun 29, 2026 → present
- mx1.goodmail.cz — Jun 25, 2026 → Jun 29, 2026
- pn.colakov.com — Jun 16, 2026 → Jun 25, 2026
- mx1.goodmail.cz — Jun 13, 2026 → Jun 16, 2026
- pn.colakov.com — Jun 12, 2026 → Jun 13, 2026
- mx1.goodmail.cz — Jun 11, 2026 → Jun 12, 2026
- pn.colakov.com — Jun 3, 2026 → Jun 11, 2026
- mx1.goodmail.cz — Jun 1, 2026 → Jun 3, 2026
- pn.colakov.com — Jun 1, 2026 → Jun 1, 2026
Network Allocation for 31.31.78.79
- CIDR range
- 31.31.72.0/21
- IP range (int)
- 522,143,744 — 522,145,791
- Prefix length
- /21
- Organization
- WEDOS Internet, a.s.
- ASN
- AS197019
- ASN name
- WEDOS Internet, a.s.
- Location
- Czechia
- Coordinates
- 50.084800, 14.411200
- Accuracy radius
- 100 km
- Regional Internet Registry
- RIPE
- Allocated
- 2011-03-17
- Data source(s)
- maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
- Last updated
- 2026-07-11 00:19:58
BGP Routing
Live BGP anomalies →Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.
Frequently Asked Questions
Who owns 31.31.78.79?
31.31.78.79 is allocated to WEDOS Internet, a.s. (AS197019), registered in Czechia.
Where is 31.31.78.79 located?
The geolocation for 31.31.78.79 maps to Czechia based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.
What network is 31.31.78.79 on?
31.31.78.79 belongs to the 31.31.72.0/21 network block announced by AS197019. This range contains 2,048 addresses.
Does 31.31.78.79 have a reverse DNS record?
Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.
Neighbors
Other addresses in the same /24.
