t53.dk
Last scanned: 2026-08-13 00:04:16  ·  676ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   57ms
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   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.59.253.217 43200s 87-59-253-217-cable.dk.customer.tdc.net AS3292 TDC Holding A/S 87.59.0.0/16 🇩🇰 Denmark Kongens Lyngby
📧 MX Records2 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.t53.dk 87.59.253.217 87-59-253-217-cable.dk.customer.tdc.net AS3292 TDC Holding A/S
20 43200s backup-mx.post.tele.dk — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
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
57ms
A
58ms
MX
59ms
AAAA
40ms
TXT
171ms
CAA
60ms
HTTPS
55ms
TLSA
75ms
SOA
0ms
MTA-STS
66ms
DNSSEC
94ms
SRV
78ms
Total
676ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-13 00:04:16 676ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-27 06:47:17 13647ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-19 10:41:53 864ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-13 03:18:28 6850ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-04 13:29:06 3351ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 01:15:37 2474ms 2 NS 1 A 2 MX ⚠️ Bogus View
2026-06-21 19:47:34 1084ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 13:11:12 957ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 13:12:02 1964ms 2 NS 1 A 2 MX 🔒 Secure View
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