sidse.dk

📜 Historical scan 2026-09-29 18:09:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sidse.dk is a .dk domain served by 3 nameservers (ns.pi.dk, ns2.pi.dk, ns3.pi.dk). It was registered on 12 June 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 mail.sidse.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   48ms
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   1177ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.138.4.36 7199s 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   85ms
PriorityTTLMail ServerIP addressesPTRASN
0 7200s mail.sidse.dk 194.99.45.66 mail.pi-web.dk AS204866 Microdata Aps

📧 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#

1 records   286ms
TXT Record
H2-586433.asp

✉️ 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 2026-10-13 03:39:10
www188.138.4.36 (AS29066) (address records, no CNAME)
www vs bare domainSame network
sidse.dk: 188.138.4.36 (AS29066)
www.sidse.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#

1188ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2025062902
Primary NS (MNAME)ns.pi.dk
Responsible (RNAME)hostmaster@pi.dk
Refresh7200s
Retry3600s
Expire2600000s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-20 21:51:56
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-06-12
Expires2027-06-30 (252d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
1177ms
MX
85ms
AAAA
63ms
TXT
286ms
CAA
32ms
HTTPS
56ms
TLSA
131ms
SOA
0ms
MTA-STS
80ms
DNSSEC
1188ms
SRV
117ms
Total
3503ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 03:39:10 9038ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-29 18:09:04 shown 3503ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-03 06:28:18 691ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-26 17:56:10 6576ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-15 18:34:40 6611ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-20 15:44:09 34391ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-18 04:14:07 28102ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-08 13:53:12 27745ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-25 05:44:41 694ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-19 23:40:04 10086ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 22:18:08 3883ms 3 NS 1 A 1 MX 🔓 Insecure
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