guttenberg.dk

📜 Historical scan 2026-06-21 10:01:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

guttenberg.dk is a .dk domain served by 2 nameservers (ns1.onwelcom.dk, ns2.onwelcom.dk). It was registered on 25 August 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.190.31.86 is hosted by MS 2001 Aps (AS211040) in Denmark. Mail is handled by mailfilter.onwelcom.dk, mx2.onwelcom.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#

2 records 176ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.onwelcom.dk	185.51.79.241	mail.onwelcom.dk	AS205984 Powernet Aps
ns2.onwelcom.dk	185.51.79.251	—	AS205984 Powernet Aps

🌍 A Records#

1 records 360ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.190.31.86	86400s	—	AS211040	MS 2001 Aps	195.190.31.0/24	🇩🇰 Denmark	—

📧 MX Records#

2 records 205ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mailfilter.onwelcom.dk	185.51.79.248	mailfilter.powernet.dk	AS205984 Powernet Aps
20	86400s	mx2.onwelcom.dk	185.51.79.248	mailfilter.powernet.dk	AS205984 Powernet Aps

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 586ms

TXT Record
v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 a:mail.onwelcom.dk mx ~all

✉️ SPF#

Policy	Record (guttenberg.dk)
~all (soft fail)	v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 a:mail.onwelcom.dk mx ~all

📨 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 2026-10-21 14:24:47

www	195.190.31.86 (AS211040) (address records, no CNAME)
www vs bare domain	Same network guttenberg.dk: 195.190.31.86 (AS211040) www.guttenberg.dk: 195.190.31.86 (AS211040)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

445ms

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

🏷️ SOA#

284ms

Field	Value
Serial	2016061501
Primary NS (MNAME)	ns1.onwelcom.dk
Responsible (RNAME)	hostmaster@guttenberg.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 11:47:57

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-08-25
Expires	2027-08-31 (311d)

📋 WHOIS#

⏱️ Lookup Timing#

176ms

360ms

205ms

AAAA

174ms

TXT

586ms

CAA

298ms

HTTPS

265ms

TLSA

209ms

SOA

284ms

MTA-STS

262ms

DNSSEC

445ms

SRV

342ms

Total

1818ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 14:24:47	507ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-01 03:33:36	515ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-14 07:22:44	2852ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-26 14:03:53	1678ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-21 14:45:14	472ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-21 10:01:38 shown	1818ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-20 17:45:52	1133ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 01:53:34	1076ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 10:15:24	2213ms	2 NS 1 A 2 MX	🔓 Insecure