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CIDR
/20 · 4.1K IPs
ASN
Hringdu ehf
Reverse DNS
86-139-17-89.fiber.hringdu.is
Last scanned 10 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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Web3 / decentralized network node

This IP is an observed participant in a decentralized blockchain network. It’s a neutral signal — it does not affect the trust score.

IPFS
IPFS
Node

Observed from public blockchain peer lists (WorldIP first-party crawler (Nebula)) — how we collect this →

DNS records

Reverse DNS (PTR)
86-139-17-89.fiber.hringdu.is
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
14400 s
Reverse DNS last checked
2026-07-18 12:01 UTC
Forward DNS last checked
2026-07-18 12:01 UTC

Forward DNS records for 86-139-17-89.fiber.hringdu.is

TypeValuePriorityTTL
A 89.17.139.86 172800s
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 89.17.139.86

CIDR range
89.17.128.0/20
IP range (int)
1,494,319,104 — 1,494,323,199
Prefix length
/20
Organization
Hringdu ehf
ASN
AS51896
ASN name
Hringdu ehf
Location
Reykjavik, Capital Region, Iceland
Coordinates
64.133600, -21.893400
Accuracy radius
5 km
Postal code
105
Regional Internet Registry
RIPE
Allocated
2011-08-05
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-11 09:22:12

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

Announced prefix
Origin AS
Announcement samples
4,460
Last seen
2026-07-18 20:39:58

Frequently Asked Questions

Who owns 89.17.139.86?

89.17.139.86 is allocated to Hringdu ehf (AS51896), registered in Reykjavik, Iceland.

Where is 89.17.139.86 located?

The geolocation for 89.17.139.86 maps to Reykjavik, Iceland 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 89.17.139.86 on?

89.17.139.86 belongs to the 89.17.128.0/20 network block announced by AS51896. This range contains 4,096 addresses.

Does 89.17.139.86 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: 2026-07-18 22:02:08 UTC
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