tue-dahl.dk
Last scanned: 2026-08-27 19:02:52  ·  2911ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
70.34.211.34 3600s mail.tue-dahl.dk AS20473 The Constant Company, LLC 70.34.192.0/19 🇸🇪 Sweden Spånga
📧 MX Records1 records   70ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.tue-dahl.dk 2a05:f480:2000:212d:5400:4ff:fe82:b4e7
70.34.211.34		 tue-dahl.dk
mail.tue-dahl.dk		 AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover70.34.211.34
🔶 Autoconfig70.34.211.34
🔷 AAAA Records (IPv6)1 records   65ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a05:f480:2000:212d:5400:4ff:fe82:b4e7 3600s tue-dahl.dk AS20473 The Constant Company, LLC 2a05:f480:2000:0:0:0:0:0/36 🇸🇪 Sweden Spånga
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   217ms
TXT Record
v=spf1 mx a:mail.tue-dahl.dk -all
✉️ SPF
PolicyRecord (tue-dahl.dk)
-all (hard fail) v=spf1 mx a:mail.tue-dahl.dk -all
📨 DMARC
PolicyRecord (_dmarc.tue-dahl.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@tue-dahl.dk; fo=1
📬 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)
🔐 DNSSEC103ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080801
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
42ms
A
48ms
MX
70ms
AAAA
65ms
TXT
217ms
CAA
59ms
HTTPS
71ms
TLSA
2142ms
SOA
0ms
MTA-STS
71ms
DNSSEC
103ms
SRV
87ms
Total
2911ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 19:02:52 2911ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-20 18:41:33 5126ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-10 01:57:10 4141ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 00:03:08 9158ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 17:40:30 929ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 01:48:45 1025ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 18:54:41 8905ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 16:58:54 2444ms 2 NS 1 A 1 MX 🔒 Secure View
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