1u.dk
Last scanned: 2026-08-12 03:44:26  ·  1021ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
NameserverIP addressesPTRASN / 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 Records1 records   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
45.84.204.232 43200s — AS47583 Hostinger International Limited 45.84.204.0/22 🇱🇹 Lithuania Vilnius
📧 MX Records2 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 14400s mx1.hostinger.com 172.65.182.103
2606:4700:90:0:c1f8:f874:2386:b61f		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
20 14400s mx2.hostinger.com 172.65.182.103
2606:4700:90:0:c1f8:f874:2386:b61f		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover1u.dk → 45.84.204.232
🔶 Autoconfig1u.dk → 45.84.204.232
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   182ms
TXT Record
v=spf1 include:_spf.mail.hostinger.com ~all
✉️ SPF
PolicyRecord (1u.dk)
~all (soft fail) v=spf1 include:_spf.mail.hostinger.com ~all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.1u.dk 1u.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC78ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
31ms
MX
41ms
AAAA
44ms
TXT
182ms
CAA
57ms
HTTPS
45ms
TLSA
148ms
SOA
0ms
MTA-STS
74ms
DNSSEC
78ms
SRV
59ms
Total
1021ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 03:44:26 1021ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-18 08:45:20 4214ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-13 17:50:45 865ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-03 01:33:24 805ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-28 00:44:58 1294ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-24 20:23:35 633ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-16 13:26:40 6760ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 13:13:03 779ms 2 NS 1 A 2 MX 🔒 Secure View
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