holstandersentaxlegal.dk DNS records

🖥️ Nameservers3 records 47ms

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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.65	3600s	linux389.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

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
🔷 Autodiscover	185.20.205.65
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 54ms

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

📝 TXT Records1 records 140ms

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

✉️ SPF

Policy	Record (holstandersentaxlegal.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.holstandersentaxlegal.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 49ms

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…

🔐 DNSSEC74ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081302
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

47ms

A

34ms

MX

42ms

AAAA

38ms

TXT

140ms

CAA

37ms

HTTPS

55ms

TLSA

49ms

SOA

0ms

MTA-STS

49ms

DNSSEC

74ms

SRV

54ms

Total

467ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-05 01:57:38	467ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 03:49:06	560ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 14:26:07	2063ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 02:34:05	1414ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 06:44:20	830ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 08:40:09	2822ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-28 20:32:14	9695ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 19:41:51	614ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 19:23:10	16710ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 19:05:21	690ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 18:57:37	697ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 18:09:48	625ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 16:41:01	871ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 16:01:51	580ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 07:18:54	697ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 05:47:35	725ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 04:55:10	8670ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 07:36:22	942ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-14 21:38:29	8678ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-10 08:35:48	759ms	1 NS 0 A 0 MX	❓ Unknown	View