h20.dk

📜 Historical scan 2026-08-26 11:53:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

h20.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.160.25.11 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by h20-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 28ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 178ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.160.25.11	43200s	93-160-25-11-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	93.160.0.0/14	🇩🇰 Denmark	Esbjerg

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	h20-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca09::3 52.101.68.0 52.101.68.5 52.101.73.123 52.101.73.15	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.24
🔶 Autoconfig	93.160.25.11

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 199ms

TXT Record
MS=ms61231268
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (h20.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.h20.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dns@h20.dk; ruf=mailto:dns@h20.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 2026-10-11 06:09:17

www	93.160.25.11 (AS3292) (address records, no CNAME)
www vs bare domain	Same network h20.dk: 93.160.25.11 (AS3292) www.h20.dk: 93.160.25.11 (AS3292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~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#

97ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-14 20:39:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-05-09
Expires	2027-06-30 (254d)

🔗 Same registrant#

5 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).

Domain	Registrar
c-20.dk	Punktum dk A/S (direct)
c8.dk	Punktum dk A/S (direct)
daem.dk	Punktum dk A/S (direct)
macartney.dk	Punktum dk A/S (direct)
stiloglir.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

28ms

178ms

33ms

AAAA

167ms

TXT

199ms

CAA

30ms

HTTPS

29ms

TLSA

359ms

SOA

0ms

MTA-STS

43ms

DNSSEC

97ms

SRV

240ms

Total

991ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 21:35:07	789ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 22:33:39	861ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 22:11:24	1194ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 18:20:42	1533ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 11:53:35 shown	991ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 10:05:36	5299ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 15:28:34	10169ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 18:43:43	5142ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 23:05:46	2803ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 10:03:35	1149ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 01:08:16	792ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 20:18:13	2720ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:10:18	2692ms	2 NS 1 A 1 MX	🔒 Secure