57.dk

📜 Historical scan 2026-06-25 11:32:31  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

57.dk is a .dk domain served by 3 nameservers (ns.pi.dk, ns2.pi.dk, ns3.pi.dk). It was registered on 10 July 2001 (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 57.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   617ms
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   205ms
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   639ms
PriorityTTLMail ServerIP addressesPTRASN
0 7200s 57.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 19:33:09
www188.138.4.36 (AS29066) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

685ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

264ms
FieldValue
Serial2023091800
Primary NS (MNAME)ns.pi.dk
Responsible (RNAME)hostmaster@pi.dk
Refresh7200s
Retry3600s
Expire2600000s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-10 16:26:45
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2001-07-10
Expires2027-09-30 (348d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
617ms
A
205ms
MX
639ms
AAAA
219ms
TXT
1161ms
CAA
251ms
HTTPS
222ms
TLSA
209ms
SOA
264ms
MTA-STS
683ms
DNSSEC
685ms
SRV
301ms
Total
2444ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 04:38:14 4488ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-06 01:44:36 9463ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-28 04:12:12 1518ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-11 23:36:55 13528ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-25 11:32:31 shown 2444ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-23 03:00:00 666ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 15:08:25 508ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 00:34:08 533ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-16 13:14:31 820ms 3 NS 1 A 1 MX 🔓 Insecure
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