underklang.dk
📜 Historical scan 2026-06-18 08:16:02  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   100ms
NameserverIP addressesPTRASN / ISP
ns1.desec.io 2607:f740:e633:deec::2
45.54.76.1		 ns1.desec.io
ns1.desec.io		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
ns2.desec.org 157.53.224.1
2607:f740:e00a:deec::2		 ns2.desec.org
ns2.desec.org		 AS36217 NetActuate, Inc
AS36217 NetActuate, Inc
🌍 A Records1 records   96ms
IPTTLPTRASNISP / OrgCIDRCountryCity
108.61.211.144 — v.16b1.dk AS20473 The Constant Company, LLC 108.61.192.0/19 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   169ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.runbox.com 185.226.149.25 aibo.runbox.com AS50304 Blix Solutions AS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   341ms
TXT Record
v=spf1 ip4:89.150.157.211 ip4:108.61.211.144 include:spf.runbox.com -all
✉️ SPF
PolicyRecord (underklang.dk)
-all (hard fail) v=spf1 ip4:89.150.157.211 ip4:108.61.211.144 include:spf.runbox.com -all
📨 DMARC
PolicyRecord (_dmarc.underklang.dk)
p=reject v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@underklang.dk;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records1 records   99ms
FlagsTagValue
128 issue letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC236ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA86ms
FieldValue
Serial2026045848
Primary NS (MNAME)get.desec.io
Responsible (RNAME)get@desec.io
Refresh86400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
100ms
A
96ms
MX
169ms
AAAA
97ms
TXT
341ms
CAA
99ms
HTTPS
98ms
TLSA
2034ms
SOA
86ms
MTA-STS
186ms
DNSSEC
236ms
SRV
221ms
Total
2731ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 14:53:05 624ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-21 03:32:11 1488ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-14 17:43:22 1023ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 10:19:59 2149ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-01 22:48:20 1231ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-24 16:32:29 1100ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 19:21:43 2892ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 04:48:57 903ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 14:50:53 6199ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 16:22:45 614ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 00:20:42 1437ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 08:16:02 2731ms 2 NS 1 A 1 MX 🔒 Secure View
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