nerdnet.dk
Last scanned: 2026-08-26 15:07:25  ·  9461ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   48ms
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 Records
🌍
No A records found
📧 MX Records1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.rg47c.dk 173.212.230.247 mail.rg47c.dk AS51167 Contabo GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   157ms
TXT Record
v=spf1 mx include:spf.smtp2go.com IP4:85.184.162.81 a:mail-out2.one.com ip4:173.249.57.219 ip4:173.212.230.247 -all
✉️ SPF
PolicyRecord (nerdnet.dk)
-all (hard fail) v=spf1 mx include:spf.smtp2go.com IP4:85.184.162.81 a:mail-out2.one.com ip4:173.249.57.219 ip4:173.212.230.247 -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)
🔐 DNSSEC9083ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ 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
48ms
A
52ms
MX
37ms
AAAA
35ms
TXT
157ms
CAA
46ms
HTTPS
42ms
TLSA
74ms
SOA
0ms
MTA-STS
61ms
DNSSEC
9083ms
SRV
64ms
Total
9461ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 15:07:25 9461ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-12 12:20:09 1413ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-23 07:53:05 16848ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-17 19:34:27 8782ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-13 00:57:29 776ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-30 06:33:19 534ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-23 05:22:54 619ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-18 06:11:22 606ms 2 NS 0 A 1 MX 🔒 Secure View
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