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CIDR
/23 · 512 IPs
ASN
LeaseWeb Netherlands B.V.
Reverse DNS
butcha.dk
Last scanned 4 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)
butcha.dk
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
3600 s
Reverse DNS last checked
2026-09-19 06:15 UTC
Forward DNS last checked
2026-09-19 06:15 UTC

Forward DNS records for butcha.dk

TypeValuePriorityTTL
A 81.171.29.52 172800s
AAAA 2001:1af8:4700:a0b9:23::babe 172800s
MX alt1.aspmx.l.google.com 5
MX alt2.aspmx.l.google.com 5
MX alt3.aspmx.l.google.com 10
MX alt4.aspmx.l.google.com 10
MX aspmx.l.google.com 1
NS ns01.one.com
NS ns02.one.com
TXT google-site-verification=8eF-4Hnt70x1Yd7Q6oD3i3Ene4GOZnmD2goBgiclo5E
TXT keybase-site-verification=X2RLtfcnWC1gnzV9jWc56qlQhwCPh0wBUdX_EhzEAv8
TXT v=DMARC1; p=none; rua=mailto:butcha@butcha.dk; ruf=mailto:butcha@butcha.dk; rf=afrf; fo=0:1:d:s; pct=100; ri=86400; adkim=s; aspf=s
TXT v=spf1 include:_spf.google.com ~all
CAA issue letsencrypt.org 128
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 81.171.29.52

CIDR range
81.171.28.0/23
IP range (int)
1,370,168,320 — 1,370,168,831
Prefix length
/23
Organization
LeaseWeb Netherlands B.V.
ASN
AS60781
ASN name
LeaseWeb Netherlands B.V.
Location
The Netherlands
Coordinates
52.382400, 4.899500
Accuracy radius
100 km
Regional Internet Registry
RIPE
Allocated
2003-05-12
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-03 18:21:09

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

Announced prefix
Origin AS
Announcement samples
11,128
Last seen
2026-09-19 09:25:31

Frequently Asked Questions

Who owns 81.171.29.52?

81.171.29.52 is allocated to LeaseWeb Netherlands B.V. (AS60781), registered in The Netherlands.

Where is 81.171.29.52 located?

The geolocation for 81.171.29.52 maps to The Netherlands 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 81.171.29.52 on?

81.171.29.52 belongs to the 81.171.28.0/23 network block announced by AS60781. This range contains 512 addresses.

Does 81.171.29.52 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: 2026-09-19 10:18:49 UTC
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