smud.dk DNS records

🖥️ Nameservers3 records 25ms

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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.75	3600s	linux131.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 25ms

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	94.231.103.75
🔶 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 33ms

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

📝 TXT Records1 records 77ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.smud.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 35ms

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

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082601
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

25ms

A

31ms

MX

25ms

AAAA

21ms

TXT

77ms

CAA

27ms

HTTPS

18ms

TLSA

35ms

SOA

0ms

MTA-STS

34ms

DNSSEC

103ms

SRV

33ms

Total

511ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 08:35:34	511ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 01:56:53	674ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-28 03:08:04	1000ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 02:13:27	702ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 01:13:11	696ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 00:52:27	8500ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 23:52:41	768ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 23:32:43	654ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 22:48:49	732ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 18:53:21	761ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 12:02:17	854ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 11:28:42	672ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 09:22:15	673ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 09:13:14	1162ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-15 05:22:24	2650ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-13 04:52:31	788ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-10 19:57:54	729ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-08 22:23:55	920ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-05 17:30:56	8867ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 14:41:23	3276ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-03 10:06:07	466ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-26 19:17:36	3558ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 17:14:41	1053ms	4 NS 1 A 1 MX	🔓 Insecure	View