astrofysik.dk
Last scanned: 2026-06-30 12:26:44  ·  626ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   62ms
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
ns1.nbi.dk 130.225.212.46 ns1.nbi.dk AS1835 IDDQD-AS
ns2.nbi.dk 130.225.212.55 ns2.nbi.dk AS1835 IDDQD-AS
🌍 A Records1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.225.212.5 86400s — AS1835 IDDQD-AS 130.225.0.0/16 🇩🇰 Denmark —
📧 MX Records1 records   62ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mx2.nbi.dk 130.225.213.194 mx2.nbi.dk AS1835 IDDQD-AS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   151ms
TXT Record
Instrumentcenter for Dansk Astrofysik
v=spf1 -all
✉️ SPF
PolicyRecord (astrofysik.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.astrofysik.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s
📬 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.astrofysik.dk pZRCXP9HwiIs4lrM2lo8tjiidO2yBqWounWVpR9UWwQ
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC113ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026062901
Primary NS (MNAME)ns1.nbi.dk
Responsible (RNAME)hostmaster@nbi.dk
Refresh7200s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
62ms
A
58ms
MX
62ms
AAAA
27ms
TXT
151ms
CAA
42ms
HTTPS
41ms
TLSA
29ms
SOA
0ms
MTA-STS
71ms
DNSSEC
113ms
SRV
72ms
Total
626ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-30 12:26:44 626ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 06:11:58 1307ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 21:01:42 916ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 08:05:57 744ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 03:13:36 2700ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 13:46:55 1867ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 13:46:38 513ms 4 NS 1 A 1 MX 🔓 Insecure View
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