buch.dk

📜 Historical scan 2026-07-04 20:49:47  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buch.dk is a .dk domain served by 3 nameservers (ns.pi.dk, ns2.pi.dk, ns3.pi.dk). It was registered on 24 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.138.4.36 is hosted by velia.net Internetdienste GmbH (AS29066) in France. Mail is handled by buch.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records   1619ms
NameserverIP addressesPTRASN / ISP
ns.pi.dk 188.138.4.36 static-ip-188-138-4-36.inaddr.ip-pool.com AS29066 velia.net Internetdienste GmbH
ns2.pi.dk 194.99.45.76 — AS204866 Microdata Aps
ns3.pi.dk 212.237.177.6 ns3.pi.dk AS204151 EWII Bredbaand A/S

🌍 A Records#

1 records   1593ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.138.4.36 7200s static-ip-188-138-4-36.inaddr.ip-pool.com AS29066 velia.net Internetdienste GmbH 188.138.0.0/21 🇫🇷 France Strasbourg

📧 MX Records#

1 records   1636ms
PriorityTTLMail ServerIP addressesPTRASN
0 7200s buch.dk 188.138.4.36 static-ip-188-138-4-36.inaddr.ip-pool.com AS29066 velia.net Internetdienste GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover188.138.4.36
🔶 Autoconfig188.138.4.36

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 18:33:39
www188.138.4.36 (AS29066) (address records, no CNAME)
www vs bare domainSame network
buch.dk: 188.138.4.36 (AS29066)
www.buch.dk: 188.138.4.36 (AS29066)
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

1635ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

1581ms
FieldValue
Serial2023091800
Primary NS (MNAME)ns.pi.dk
Responsible (RNAME)hostmaster@pi.dk
Refresh7200s
Retry3600s
Expire2600000s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-07 17:35:33
FieldValue
RegistrarDomænehajen ApS
Registered1997-02-24
Expires2027-03-31 (162d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
1619ms
A
1593ms
MX
1636ms
AAAA
1617ms
TXT
1837ms
CAA
1626ms
HTTPS
1610ms
TLSA
4025ms
SOA
1581ms
MTA-STS
169ms
DNSSEC
1635ms
SRV
2622ms
Total
11126ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 18:33:39 6526ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-07 04:56:27 7704ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-26 23:44:39 11450ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-15 12:57:23 2534ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-28 08:36:18 2587ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-27 09:39:51 6414ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-19 10:16:10 8679ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-25 19:36:29 6509ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-04 20:49:47 shown 11126ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-29 17:56:30 1975ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-26 16:56:18 1526ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-25 17:56:32 1271ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-22 03:15:03 911ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 20:44:43 5040ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-21 16:09:17 969ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 17:48:30 1438ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-16 17:38:13 4121ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-16 17:30:23 3929ms 3 NS 1 A 1 MX 🔓 Insecure
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