sylvestjespersen.dk

📜 Historical scan 2026-06-20 07:26:28  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sylvestjespersen.dk is a .dk domain served by 3 nameservers (ns.pi.dk, ns2.pi.dk, ns3.pi.dk). It 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 sylvestjespersen.dk. The zone is of unknown DNSSEC status, 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   98ms
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   110ms
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   111ms
PriorityTTLMail ServerIP addressesPTRASN
0 7200s sylvestjespersen.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 2026-10-24 21:01:45
www188.138.4.36 (AS29066) (address records, no CNAME)
www vs bare domainSame network
sylvestjespersen.dk: 188.138.4.36 (AS29066)
www.sylvestjespersen.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#

159ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure

🏷️ SOA#

100ms
FieldValue
Serial2023091800
Primary NS (MNAME)ns.pi.dk
Responsible (RNAME)hostmaster@pi.dk
Refresh7200s
Retry3600s
Expire2600000s
Minimum (neg-cache TTL)7200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
98ms
A
110ms
MX
111ms
AAAA
89ms
TXT
4361ms
CAA
87ms
HTTPS
112ms
TLSA
523ms
SOA
100ms
MTA-STS
1016ms
DNSSEC
159ms
SRV
1065ms
Total
5289ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 21:01:45 1782ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-26 17:52:21 824ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-28 22:51:42 6522ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-18 16:33:19 28267ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-03 06:19:14 2445ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 17:07:03 2104ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 07:26:28 shown 5289ms 3 NS 1 A 1 MX ❓ Unknown
2026-06-20 02:35:01 4594ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-19 00:32:01 813ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 11:53:50 2473ms 3 NS 1 A 1 MX 🔓 Insecure
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