gufler.dk

📜 Historical scan 2026-06-24 09:33:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gufler.dk is a .dk domain served by 2 nameservers (ns1.onwelcom.dk, ns2.onwelcom.dk). It was registered on 24 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.79.250 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by gufler-dk.mail.eo.outlook.com. 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#

2 records 36ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.79.250	86400s	web01.onwelcom.dk	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	gufler-dk.mail.eo.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 52.101.68.27 52.101.73.19 52.101.73.22 52.101.73.6	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.97.218.88

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 110ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 211ms

TXT Record
MS=ms60702830
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gufler.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-12 10:25:56

www CNAME	gufler.dk (all on gufler.dk) → 185.51.79.250 (AS205984)
www vs bare domain	Same network gufler.dk: 185.51.79.250 (AS205984) www.gufler.dk: 185.51.79.250 (AS205984)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

103ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'gufler.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

33ms

Field	Value
Serial	2016041506
Primary NS (MNAME)	ns1.onwelcom.dk
Responsible (RNAME)	hostmaster@gufler.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 14:20:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-02-24
Expires	2027-03-31 (162d)

🔗 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#

36ms

39ms

35ms

AAAA

91ms

TXT

211ms

CAA

35ms

HTTPS

33ms

TLSA

4030ms

SOA

33ms

MTA-STS

87ms

DNSSEC

103ms

SRV

110ms

Total

4613ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 01:05:55	791ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-12 22:32:29	580ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 10:15:25	1010ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 04:23:41	3566ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-03 08:21:23	4620ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 21:00:36	5408ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 23:03:00	2065ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 09:33:16 shown	4613ms	2 NS 1 A 1 MX	❓ Unknown
2026-06-20 23:19:17	4572ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 00:23:14	4963ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:50:25	4692ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:45:47	1052ms	2 NS 1 A 1 MX	🔓 Insecure