nitob.dk DNS records

🖥️ Nameservers4 records 282ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 280ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.156.8.54	600s	hjulben4.semaphor.dk	AS201697	Semaphor	45.156.8.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 243ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)1 records 303ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:678:72c:fa00:45:156:8:54	600s	hjulben4.semaphor.dk	AS201697	Semaphor	2001:678:72c:0:0:0:0:0/48	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 367ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records1 records 724ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (nitob.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -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 / DANE2 records 1359ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC529ms

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

🏷️ SOA0ms

Field	Value
Serial	2025042300
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

282ms

A

280ms

MX

243ms

AAAA

303ms

TXT

724ms

CAA

287ms

HTTPS

288ms

TLSA

1359ms

SOA

0ms

MTA-STS

415ms

DNSSEC

529ms

SRV

367ms

Total

6432ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 11:05:22	6432ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 10:44:19	3196ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-20 10:22:07	18005ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-19 07:15:54	6415ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-18 06:55:33	10413ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-16 23:17:57	5485ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-15 00:59:23	9356ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-12 16:47:34	10314ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-08-11 16:01:20	5224ms	4 NS 0 A 0 MX	⚠️ Bogus	View
2026-06-27 08:47:02	798ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 12:55:57	720ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:32:47	915ms	4 NS 1 A 1 MX	🔒 Secure	View