dibbern.dk

📜 Historical scan 2026-06-27 14:48:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dibbern.dk is a .dk domain served by 3 nameservers (ns-15-c.gandi.net, ns-201-b.gandi.net, ns-77-a.gandi.net). It was registered on 26 December 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by dibbern-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 474ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-15-c.gandi.net	217.70.187.16 2604:3400:aaac::10	ns-15-c.gandi.net ns-15-c.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-201-b.gandi.net	2001:4b98:aaab::ca 213.167.230.202	ns-201-b.gandi.net ns-201-b.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-77-a.gandi.net	173.246.100.78 2001:4b98:aaaa::4e	ns-77-a.gandi.net ns-77-a.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 281ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dibbern-dk.mail.protection.outlook.com	2a01:111:f403:c902::3 2a01:111:f403:c92c::3 2a01:111:f403:c92c::4 2a01:111:f403:c946::6 52.101.194.19 52.101.194.3 52.101.40.0 52.101.40.4	mail-sj0pr03cu01703.inbound.protection.outlook.com mail-dm5pr04cu00103.inbound.protection.outlook.com mail-dm6pr05cu00404.inbound.protection.outlook.com mail-ch5pr02cu00406.inbound.protection.outlook.com mail-ch5pr02cu00303.inbound.protection.outlook.com mail-ch1pr04cu00103.inbound.protection.outlook.com mail-cy5pr03cu00300.inbound.protection.outlook.com mail-cy5pr03cu00204.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 407ms

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

📝 TXT Records#

1 records 514ms

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

✉️ SPF#

Policy	Record (dibbern.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.dibbern.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:abuse@dibbern.dk; ruf=mailto:abuse@dibbern.dk; fo=1;

📬 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 2026-10-15 19:34:41

www CNAME	webredir.vip.gandi.net (all on gandi.net) → 217.70.184.50 (AS29169)
www vs bare domain	Same network dibbern.dk: 217.70.184.38 (AS29169) www.dibbern.dk: 217.70.184.50 (AS29169)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-dibbern-dk._domainkey.dibbern.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

385ms

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

🏷️ SOA#

298ms

Field	Value
Serial	1782345600
Primary NS (MNAME)	ns1.gandi.net
Responsible (RNAME)	hostmaster@gandi.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-08 06:09:55

Field	Value
Registrar	GANDI SAS
Registered	1997-12-26
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

474ms

564ms

281ms

AAAA

264ms

TXT

514ms

CAA

237ms

HTTPS

252ms

TLSA

269ms

SOA

298ms

MTA-STS

298ms

DNSSEC

385ms

SRV

407ms

Total

2309ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 19:34:41	3060ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-08 06:00:49	1979ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-02 02:00:45	2419ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 01:40:45	1758ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 18:08:12	2114ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-20 17:08:06	1939ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-13 15:08:15	3145ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-07 19:27:47	2842ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-28 01:41:31	1373ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-26 22:49:37	2161ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-26 08:29:12	2279ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-20 21:33:45	1854ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-13 22:18:30	5329ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-06 21:24:46	2566ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-30 20:18:20	2685ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-23 19:38:42	10220ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-17 10:43:47	1905ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-10 00:41:05	9624ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 18:32:33	9227ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-27 14:48:02 shown	2309ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-25 21:19:55	1638ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-19 19:39:59	3494ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 02:45:32	684ms	3 NS 1 A 1 MX	🔓 Insecure