nul.dk
Last scanned: 2026-08-27 15:16:11  ·  947ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
NameserverIP addressesPTRASN / ISP
ns1.netgiganten.dk 195.242.130.5
2001:67c:564:eeee::11		 ns1.netgiganten.dk
—		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.netgiganten.dk 2a00:1b18:2:3:4::2
62.69.152.38		 —
—		 AS47527 DLX A/S
AS47527 DLX A/S
🌍 A Records1 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.130.13 600s web3.netgiganten.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —
📧 MX Records1 records   50ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s nul.dk 195.242.130.13 web3.netgiganten.dk AS62121 Christian Ebsen ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.242.130.13
🔶 Autoconfig195.242.130.13
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   67ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 TXT Records1 records   150ms
TXT Record
v=spf1 ip4:195.242.130.13 include:_spf.netgiganten.dk +a +mx +ip4:195.242.130.15 ~all
✉️ SPF
PolicyRecord (nul.dk)
~all (soft fail) v=spf1 ip4:195.242.130.13 include:_spf.netgiganten.dk +a +mx +ip4:195.242.130.15 ~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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.nul.dk CXECI9HVjTcwZidgeHnGapjba0Ceh8GxjQmTou1YBoE
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC91ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026070201
Primary NS (MNAME)ns1.netgiganten.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
48ms
MX
50ms
AAAA
40ms
TXT
150ms
CAA
38ms
HTTPS
36ms
TLSA
221ms
SOA
0ms
MTA-STS
67ms
DNSSEC
91ms
SRV
67ms
Total
947ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 15:16:11 947ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-27 03:13:44 460ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 11:23:38 588ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 03:28:07 810ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 23:58:51 2543ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 17:00:33 642ms 2 NS 1 A 1 MX 🔒 Secure View
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