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CIDR
/23 · 512 IPs
ASN
Telekom Slovenije, d.d.
Reverse DNS
bsn-143-80-255.dynamic.siol.net
Last scanned 2 hr ago
Blocklisted
Checking…
Scanning blocklists

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.

86/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
bsn-143-80-255.dynamic.siol.net
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
86400 s
Reverse DNS last checked
2026-07-24 02:59 UTC
Forward DNS last checked
2026-07-24 02:59 UTC
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 89.143.80.255

CIDR range
89.143.80.0/23
IP range (int)
1,502,564,352 — 1,502,564,863
Prefix length
/23
Organization
Telekom Slovenije, d.d.
ASN
AS5603
ASN name
Telekom Slovenije, d.d.
Location
Postojna, Municipality Of Postojna, Slovenia
Coordinates
45.775600, 14.209500
Accuracy radius
5 km
Postal code
6230
Regional Internet Registry
RIPE
Allocated
2006-03-03
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-21 04:07:24

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
95,633
Last seen
2026-07-24 05:44:59

Frequently Asked Questions

Who owns 89.143.80.255?

89.143.80.255 is allocated to Telekom Slovenije, d.d. (AS5603), registered in Postojna, Slovenia.

Where is 89.143.80.255 located?

The geolocation for 89.143.80.255 maps to Postojna, Slovenia 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 89.143.80.255 on?

89.143.80.255 belongs to the 89.143.80.0/23 network block announced by AS5603. This range contains 512 addresses.

Does 89.143.80.255 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.

Related

Last updated: 2026-07-24 05:52:18 UTC
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