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CIDR
/23 · 512 IPs
ASN
TDC Holding A/S
Reverse DNS
lo0-0.bllnqe10.dk.ip.tdc.net
Last scanned 3 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.

81/100
Trusted
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
lo0-0.bllnqe10.dk.ip.tdc.net
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
43200 s
Reverse DNS last checked
2026-07-21 19:17 UTC
Forward DNS last checked
2026-07-21 19:17 UTC

Forward DNS records for lo0-0.bllnqe10.dk.ip.tdc.net

TypeValuePriorityTTL
A 131.164.217.65 172800s
A 131.164.218.1 172044s
A 131.164.220.1 172800s
A 131.164.222.1 172784s
A 176.21.32.1 172800s
A 176.21.34.1 172650s
A 176.21.35.1 172800s
A 176.21.36.1 172784s
A 176.21.37.1 172800s
A 176.21.39.1 172800s
A 176.21.41.1 172800s
A 176.21.43.1 172800s
A 176.21.44.1 172784s
A 176.21.45.1 172784s
A 176.21.46.1 172800s
A 188.180.128.1 172800s
A 188.180.136.1 172784s
A 188.180.148.1 172800s
A 188.180.155.129 172800s
A 188.180.164.1 172800s
A 188.180.172.1 172800s
A 188.180.184.1 172784s
A 188.180.186.1 172800s
A 188.180.187.1 172800s
A 188.183.192.1 172800s
A 188.183.193.1 172800s
A 188.183.194.1 172800s
A 188.183.196.1 172800s
A 188.183.197.1 172800s
A 188.183.198.1 172800s
A 188.183.200.1 172800s
A 188.183.202.1 172800s
A 188.183.203.1 172800s
A 188.183.204.1 172800s
A 195.215.43.1 172800s
A 195.215.46.1 172800s
A 195.249.195.1 172784s
A 2.105.100.1 172800s
A 2.105.102.1 172784s
A 2.105.103.1 172800s
A 2.105.106.1 172800s
A 2.105.107.1 172800s
A 2.105.108.1 172800s
A 2.105.109.1 172800s
A 2.105.110.1 172800s
A 2.105.118.1 172800s
A 2.105.120.1 172800s
A 2.105.122.1 172800s
A 2.105.123.1 172800s
A 2.105.126.1 172800s
A 2.105.127.1 172800s
A 2.105.64.1 172800s
A 2.105.66.1 172800s
A 2.105.72.1 172800s
A 2.105.73.1 172800s
A 2.105.80.1 172044s
A 2.105.81.1 172784s
A 2.105.82.1 172800s
A 2.105.83.1 172800s
A 2.105.84.1 172800s
A 2.105.86.1 172800s
A 2.105.88.1 172800s
A 2.105.90.1 172800s
A 2.105.92.1 172800s
A 2.105.93.1 172800s
A 2.105.94.1 172800s
A 2.105.96.1 172499s
A 2.105.98.1 172800s
A 62.242.112.1 172800s
A 62.242.113.1 172800s
A 62.243.48.65 172800s
A 62.243.59.81 172800s
A 80.161.108.1 172800s
A 80.165.184.49 172800s
A 80.196.128.1 172800s
A 80.196.136.1 172800s
A 80.196.137.129 172800s
A 80.196.138.129 172800s
A 80.196.139.1 172800s
A 80.196.140.1 172800s
A 80.196.140.129 172800s
A 80.196.141.129 43200s
A 80.196.143.129 43200s
A 80.196.144.1 43200s
A 80.196.144.129 43200s
A 80.196.145.1 43200s
A 80.196.146.1 43200s
A 80.196.146.129 43200s
A 80.196.147.1 43200s
A 80.196.148.1 43200s
A 80.196.149.1 43200s
A 80.196.149.129 43200s
A 80.196.150.1 43200s
A 80.196.151.1 43200s
A 80.196.151.129 43200s
A 80.196.152.1 43200s
A 80.196.152.129 43200s
A 80.196.153.129 43200s
A 80.196.154.1 43200s
A 80.196.154.129 43200s
A 80.196.155.129 43200s
A 80.196.156.1 43200s
A 80.196.157.1 43200s
A 80.196.158.1 43200s
A 80.196.159.1 43200s
A 80.196.159.129 43200s
A 80.196.6.33 172800s
A 80.198.8.1 172800s
A 80.62.176.241 172715s
A 80.62.40.129 172800s
A 80.62.40.17 172800s
A 80.62.44.161 172800s
A 80.62.45.45 172800s
A 80.62.51.129 172800s
A 80.62.89.45 172800s
A 81.31.80.1 172800s
A 81.31.85.1 172800s
A 81.31.86.1 172044s
A 83.88.114.1 172800s
A 83.88.136.1 172800s
A 83.88.137.1 172800s
A 83.88.139.1 172800s
A 83.88.149.241 172800s
A 83.88.154.1 172784s
A 83.88.165.1 172800s
A 83.88.171.145 172800s
A 83.88.190.33 172800s
A 83.88.216.81 172800s
A 83.91.100.81 172800s
A 83.91.21.241 43200s
A 83.92.149.145 172044s
A 83.92.155.193 172800s
A 83.92.35.97 172800s
A 83.93.134.97 172800s
A 83.93.141.193 172800s
A 83.93.159.97 172784s
A 83.93.165.1 172800s
A 83.93.171.1 172800s
A 83.93.174.1 172800s
A 83.93.90.97 172800s
A 83.94.130.225 172800s
A 83.95.103.113 172800s
A 83.95.213.113 172800s
A 83.95.219.209 172800s
A 83.95.97.1 172800s
A 85.129.124.65 172784s
A 85.129.15.97 172800s
A 87.48.80.1 172800s
A 87.48.81.1 172800s
A 87.48.85.1 172800s
A 87.48.86.1 172800s
A 87.49.114.225 172800s
A 87.49.214.81 172800s
A 87.49.215.49 172800s
A 87.49.87.17 172800s
A 87.50.86.129 172800s
A 87.51.131.65 172800s
A 87.51.176.129 172800s
A 87.51.189.129 172800s
A 87.51.44.177 172800s
A 87.51.71.49 172800s
A 87.51.95.177 172784s
A 87.53.203.1 172800s
A 87.53.217.129 172800s
A 87.53.226.17 172800s
A 87.55.152.1 172800s
A 87.55.156.1 172800s
A 87.55.160.97 172800s
A 87.55.164.1 172800s
A 87.55.244.1 172800s
A 87.55.246.1 172800s
A 87.55.246.129 172800s
A 87.55.247.1 172800s
A 87.55.248.1 172784s
A 87.62.115.81 172800s
A 87.62.71.81 172800s
A 93.163.112.1 172800s
A 93.163.116.1 172800s
A 93.163.121.1 172800s
A 93.163.121.129 172800s
A 93.163.124.1 172800s
A 93.163.124.129 172800s
A 93.163.125.129 172800s
A 93.163.126.1 172800s
A 93.163.126.129 172800s
A 93.163.127.129 172800s
A 93.163.68.1 172800s
A 93.163.72.1 172800s
A 93.166.128.1 172800s
A 93.166.132.1 172800s
A 93.166.153.1 172800s
A 93.166.154.1 172800s
A 93.166.156.1 172800s
A 93.167.136.1 172800s
A 93.167.148.1 172800s
A 93.167.154.1 172800s
A 93.167.155.1 172800s
A 93.167.156.1 172800s
A 93.167.216.1 172800s
A 93.167.217.1 172800s
A 93.167.218.1 172800s
A 93.167.219.1 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 131.164.217.65

CIDR range
131.164.216.0/23
IP range (int)
2,208,618,496 — 2,208,619,007
Prefix length
/23
Organization
TDC Holding A/S
ASN
AS3292
ASN name
TDC Holding A/S
Location
Vojens, South Denmark, Denmark
Coordinates
55.246200, 9.305100
Accuracy radius
50 km
Postal code
6500
Regional Internet Registry
ARIN
Allocated
1988-12-13
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-07-21 04:08:32

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

Announced prefix
Origin AS
Announcement samples
3,710
Last seen
2026-07-21 21:36:20

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 RIR Transfer arin ripe

See the full history for 131.164.0.0/15.

Frequently Asked Questions

Who owns 131.164.217.65?

131.164.217.65 is allocated to TDC Holding A/S (AS3292), registered in Vojens, Denmark.

Where is 131.164.217.65 located?

The geolocation for 131.164.217.65 maps to Vojens, Denmark 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 131.164.217.65 on?

131.164.217.65 belongs to the 131.164.216.0/23 network block announced by AS3292. This range contains 512 addresses.

Does 131.164.217.65 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: 2026-07-21 20:22:50 UTC
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