1t.dk

📜 Historical scan 2026-10-03 14:46:43  ·  ← 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   29ms
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   60ms
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   57ms
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   108ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   336ms
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 2026-10-15 18:25:20
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#

84ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

45ms
FieldValue
Serial2026100303
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
29ms
A
60ms
MX
57ms
AAAA
52ms
TXT
336ms
CAA
55ms
HTTPS
43ms
TLSA
87ms
SOA
45ms
MTA-STS
74ms
DNSSEC
84ms
SRV
108ms
Total
1830ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 shown 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
2026-08-31 06:04:06 766ms 2 NS 1 A 2 MX 🔓 Insecure
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