nielsbohr.dk
Last scanned: 2026-08-28 10:37:46  ·  567ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   40ms
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   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.225.212.5 86400s — AS1835 IDDQD-AS 130.225.0.0/16 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   205ms
TXT Record
Niels Bohr Archive
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC83ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2022070901
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
40ms
A
37ms
MX
44ms
AAAA
46ms
TXT
205ms
CAA
66ms
HTTPS
62ms
TLSA
52ms
SOA
0ms
MTA-STS
61ms
DNSSEC
83ms
SRV
70ms
Total
567ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 10:37:46 567ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-08-26 13:08:37 699ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-27 14:33:16 780ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-26 04:23:30 1342ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-22 00:31:23 349ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 02:36:15 1178ms 4 NS 1 A 0 MX 🔓 Insecure View
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