1t.dk

📜 Historical scan 2026-10-10 12:32:30  ·  ← 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   328ms
NameserverIP addressesPTRASN / 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   228ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.90.215.201 14400s cp10.fairhost.net AS24940 Hetzner Online GmbH 157.90.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

2 records   307ms
PriorityTTLMail ServerIP addressesPTRASN
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#

ServiceCNAME / IP
🔷 Autodiscover157.90.215.201
🔶 Autoconfig157.90.215.201

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   423ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   627ms
TXT Record
v=spf1 +a +mx +ip4:157.90.215.201 include:relay.mailchannels.net ~all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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 CNAME1t.dk (all on 1t.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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#

TypeNameValue
TXT _acme-challenge.1t.dk TIB1UOOpN2ktsafwDXB5NGplsudljsUWsWqSpH6mZhk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

438ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

99ms
FieldValue
Serial2026101002
Primary NS (MNAME)ns1.blackhost.dk
Responsible (RNAME)hostmaster@blackhost.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-13 23:06:56
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2025-05-21
Expires2027-05-20 (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).

DomainRegistrar
mahave.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
328ms
A
228ms
MX
307ms
AAAA
295ms
TXT
627ms
CAA
312ms
HTTPS
240ms
TLSA
203ms
SOA
99ms
MTA-STS
379ms
DNSSEC
438ms
SRV
423ms
Total
1646ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 shown 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 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
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