dahlgren.dk
Last scanned: 2026-08-12 18:13:04  ·  5329ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   61ms
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   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.116.220.71 43200s 71.64-27.220.116.217.in-addr.arpa AS31027 GlobalConnect A/S 217.116.208.0/20 🇩🇰 Denmark Copenhagen
📧 MX Records3 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s bea27665.21.ik2.com — — —
20 43200s bea27665.22.ik2.io 38.246.57.226
64.38.239.82		 s602a.ik2.io
s480c.ik2.io		 AS395584 Data Management
AS20454 SECURED SERVERS LLC
30 43200s bea27665.23.ik2.eu 66.228.130.218 — AS19337 Mobius Partners Internet
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   273ms
TXT Record
MS=ms53183258
v=spf1 ip4:195.24.227.186/27 -all
✉️ SPF
PolicyRecord (dahlgren.dk)
-all (hard fail) v=spf1 ip4:195.24.227.186/27 -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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC141ms
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
61ms
A
53ms
MX
60ms
AAAA
66ms
TXT
273ms
CAA
54ms
HTTPS
47ms
TLSA
3990ms
SOA
0ms
MTA-STS
66ms
DNSSEC
141ms
SRV
101ms
Total
5329ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 18:13:04 5329ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-18 20:41:28 4828ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-15 00:56:04 3624ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-26 09:31:23 6920ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-16 23:46:23 2346ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-16 23:40:35 2307ms 2 NS 1 A 3 MX 🔒 Secure View
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