1t.dk

📜 Historical scan 2026-10-01 14:39:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1t.dk is a .dk domain served by 2 nameservers (ns1.blackhost.dk, ns2.blackhost.dk). It was registered on 21 May 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.90.215.201 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by 1t.dk, smx.blackhost.dk. 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#

2 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.blackhost.dk	95.179.132.153	ns1.fairhost.net	AS20473 The Constant Company, LLC
ns2.blackhost.dk	108.61.173.235	ns2.blackhost.dk	AS20473 The Constant Company, LLC

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.215.201	14400s	cp10.fairhost.net	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

2 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	1t.dk	157.90.215.201	cp10.fairhost.net	AS24940 Hetzner Online GmbH
100	14400s	smx.blackhost.dk	108.61.196.96	smx.blackhost.dk	AS20473 The Constant Company, LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	157.90.215.201
🔶 Autoconfig	157.90.215.201

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 116ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 294ms

TXT Record
v=spf1 +a +mx +ip4:157.90.215.201 include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (1t.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:157.90.215.201 include:relay.mailchannels.net ~all

📨 DMARC#

Policy	Record (_dmarc.1t.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-16 18:42:28

www CNAME	1t.dk (all on 1t.dk) → 157.90.215.201 (AS24940)
www vs bare domain	Same network 1t.dk: 157.90.215.201 (AS24940) www.1t.dk: 157.90.215.201 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.1t.dk	TIB1UOOpN2ktsafwDXB5NGplsudljsUWsWqSpH6mZhk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

138ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2026100103
Primary NS (MNAME)	ns1.blackhost.dk
Responsible (RNAME)	hostmaster@blackhost.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-13 23:06:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-05-21
Expires	2027-05-20 (215d)

🔗 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
mahave.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

48ms

63ms

AAAA

48ms

TXT

294ms

CAA

48ms

HTTPS

61ms

TLSA

198ms

SOA

58ms

MTA-STS

81ms

DNSSEC

138ms

SRV

116ms

Total

1025ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 18:42:28	726ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-15 18:25:19	1559ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-14 17:42:17	2306ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-12 16:06:52	1845ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-11 14:42:29	877ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-10 12:32:30	1646ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-08 21:05:19	2408ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-07 20:16:37	890ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-06 20:15:32	1331ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-05 14:51:31	2703ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-04 14:50:52	1838ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-03 14:46:43	1830ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-02 14:43:46	907ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-01 14:39:28 shown	1025ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 14:34:33	1730ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-29 14:26:21	961ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-28 14:14:48	794ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-27 14:01:11	1022ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-26 13:46:27	813ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-25 13:31:51	737ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-24 13:17:34	866ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-23 18:03:50	835ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-18 13:12:18	1905ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-11 11:30:09	2906ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-04 07:06:40	2037ms	2 NS 1 A 2 MX	🔓 Insecure