gtts.dk
Last scanned: 2026-08-12 02:41:53  ·  3221ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   337ms
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   314ms
IPTTLPTRASNISP / OrgCIDRCountryCity
152.53.238.209 43200s v2202601329288424748.supersrv.de AS197540 netcup GmbH 152.53.236.0/22 🇩🇪 Germany Nuremberg
📧 MX Records1 records   314ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover152.53.238.209
🔶 Autoconfig152.53.238.209
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   724ms
TXT Record
v=spf1 +a +mx -all
✉️ SPF
PolicyRecord (gtts.dk)
-all (hard fail) v=spf1 +a +mx -all
📨 DMARC
PolicyRecord (_dmarc.gtts.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s
📬 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
TXT _acme-challenge.gtts.dk Hsu1ojkcVdT7d6gDf7Fw_bSulZk_mxEkY5dAX0491xc
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC565ms
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
337ms
A
314ms
MX
314ms
AAAA
318ms
TXT
724ms
CAA
336ms
HTTPS
307ms
TLSA
272ms
SOA
0ms
MTA-STS
433ms
DNSSEC
565ms
SRV
368ms
Total
3221ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 02:41:53 3221ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 15:53:18 8695ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 03:30:54 1196ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-09 01:06:09 637ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 14:15:39 1351ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:45:50 503ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:45:46 952ms 2 NS 1 A 0 MX 🔒 Secure View
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