nbn.dk DNS records

🖥️ Nameservers3 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 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 Records

📝

No TXT records found

✉️ 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)

🔐 DNSSEC75ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026080402
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

54ms

MX

50ms

AAAA

38ms

TXT

145ms

CAA

47ms

HTTPS

58ms

TLSA

36ms

SOA

0ms

MTA-STS

59ms

DNSSEC

75ms

SRV

57ms

Total

545ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 01:01:26	545ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 15:36:35	430ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 22:34:57	998ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-03 20:00:38	829ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-01 05:44:57	752ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-29 17:11:20	794ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 23:39:43	566ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 23:10:02	871ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 22:54:13	692ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 22:23:36	583ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 21:44:31	653ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 20:23:16	8668ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 01:26:31	584ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 21:57:35	663ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 20:24:06	2672ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 18:06:30	691ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-12 16:07:13	739ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-11 15:30:58	992ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-08 19:17:42	16607ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-05 16:19:14	883ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 13:36:30	1077ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-03 12:07:52	416ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-25 21:43:38	1260ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-24 10:53:47	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 23:31:57	990ms	0 NS 0 A 0 MX	❓ Unknown	View