sylvestjespersen.dk

📜 Historical scan 2026-07-03 06:19:14 · ← 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 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 65ms

Nameserver	IP addresses	PTR	ASN / 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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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#

Service	CNAME / IP
🔷 Autodiscover	188.138.4.36
🔶 Autoconfig	188.138.4.36

🔷 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

www	188.138.4.36 (AS29066) (address records, no CNAME)
www vs bare domain	Same network sylvestjespersen.dk: 188.138.4.36 (AS29066) www.sylvestjespersen.dk: 188.138.4.36 (AS29066)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2049ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

46ms

Field	Value
Serial	2023091800
Primary NS (MNAME)	ns.pi.dk
Responsible (RNAME)	hostmaster@pi.dk
Refresh	7200s
Retry	3600s
Expire	2600000s
Minimum (neg-cache TTL)	7200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

65ms

52ms

48ms

AAAA

44ms

TXT

278ms

CAA

436ms

HTTPS

69ms

TLSA

71ms

SOA

46ms

MTA-STS

92ms

DNSSEC

2049ms

SRV

143ms

Total

2445ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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 shown	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	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