gubra.dk

📜 Historical scan 2026-09-30 16:29:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gubra.dk is a .dk domain served by 2 nameservers (agustin.ns.cloudflare.com, evangeline.ns.cloudflare.com). It was registered on 7 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.2.224 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by gubra-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
agustin.ns.cloudflare.com	108.162.195.90 162.159.44.90 172.64.35.90 2606:4700:58::a29f:2c5a 2803:f800:50::6ca2:c35a 2a06:98c1:50::ac40:235a	agustin.ns.cloudflare.com agustin.ns.cloudflare.com agustin.ns.cloudflare.com agustin.ns.cloudflare.com agustin.ns.cloudflare.com agustin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
evangeline.ns.cloudflare.com	108.162.194.6 162.159.38.6 172.64.34.6 2606:4700:50::a29f:2606 2803:f800:50::6ca2:c206 2a06:98c1:50::ac40:2206	evangeline.ns.cloudflare.com evangeline.ns.cloudflare.com evangeline.ns.cloudflare.com evangeline.ns.cloudflare.com evangeline.ns.cloudflare.com evangeline.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

3 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.2.224	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.3.224	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.70.52	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records#

1 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	gubra-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::26 2a01:111:f403:ca3c::a 52.101.103.39 52.101.185.24 52.101.91.162 52.101.91.21	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com mail-matpr05cu00105.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

3 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:2e0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:3e0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:4634	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.26.2.224,104.26.3.224,172.67.70.52 ipv6hint=2606:4700:20::681a:2e0,2606:4700:20::681a:3e0,2606:4700:20::ac43:4634

🔌 SRV Records#

1 records 116ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

8 records 376ms

TXT Record
_d6j8jhlhwyw6f8ojtqo7nbzafsykym0
anthropic-domain-verification-5hc78p=iPtMcMEBMDv2jcZy7b5LZClup
apple-domain-verification=CHeDrdqGG6gypPsR
google-gws-recovery-domain-verification=62800146
google-site-verification=_8hRfK6rO3nRPvbM7NEgvbvnd-qIQgLDlhyO_uD4EZI
mistral-domain-verification=65f24843077343fd93da6a28d328da59e6db1d17
mscid=1ejjGE4ssF1jEBCd2G1lJV42knYxADiDVDzS+f8HIS7Mumn9bU7B6TZWXhisRDClYWv9yU6j3ZJXRWI/c0BygA==
v=spf1 ip4:54.246.199.141 include:spf.mailjet.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all

✉️ SPF#

Policy	Record (gubra.dk)
-all (hard fail)	v=spf1 ip4:54.246.199.141 include:spf.mailjet.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all

📨 DMARC#

Policy	Record (_dmarc.gubra.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:ca3c8d78ece548aea552c0fbecc7c998@dmarc-reports.cloudflare.net,mailto:malicious_email_mailbox@gubra.dk

📬 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 2026-10-20 11:00:19

www	104.26.2.224 104.26.3.224 172.67.70.52 2606:4700:20::681a:2e0 2606:4700:20::681a:3e0 2606:4700:20::ac43:4634 (AS13335) (address records, no CNAME)
www vs bare domain	Same network gubra.dk: 104.26.2.224 104.26.3.224 172.67.70.52 2606:4700:20::681a:2e0 (AS13335) www.gubra.dk: 104.26.2.224 104.26.3.224 172.67.70.52 2606:4700:20::681a:2e0 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-gubra-dk._domainkey.gubra.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

75ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

64ms

Field	Value
Serial	2416064652
Primary NS (MNAME)	agustin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 12:48:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-09-07
Expires	2035-09-30 (3265d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
neuropedia.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

68ms

66ms

AAAA

52ms

TXT

376ms

CAA

57ms

HTTPS

58ms

TLSA

620ms

SOA

64ms

MTA-STS

86ms

DNSSEC

75ms

SRV

116ms

Total

1679ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 11:00:19	3511ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-18 09:19:09	3691ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-17 08:17:01	1386ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-05 16:53:14	1548ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-30 16:29:42 shown	1679ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-30 08:19:55	1993ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-29 01:24:42	2010ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-10 23:09:42	2321ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-31 12:36:44	1636ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-30 03:04:10	7564ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-19 04:29:41	1818ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-16 19:50:13	5679ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-12 03:18:52	1812ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-07 20:11:37	2713ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-19 09:36:20	2372ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-14 21:32:19	2481ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-08 20:31:38	2387ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-06 10:32:15	4896ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-03 02:08:52	2041ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-26 01:52:16	2509ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-21 05:52:47	2040ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-20 06:37:51	1659ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-17 10:06:18	3778ms	2 NS 3 A 1 MX	🔒 Secure