selmergruppen.dk DNS records

🖥️ Nameservers4 records 32ms

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 21ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.44	3600s	linux370.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	selmergruppen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 2a01:111:f403:ca09::8 52.101.181.153 52.101.68.0 52.101.68.29 52.101.68.39	mail-dbapr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	185.20.205.44

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 100ms

TXT Record
v=spf1 include:spf.protection.outlook.com ip4:157.250.161.73 ip4:82.192.165.203 -all

✉️ SPF

Policy	Record (selmergruppen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:157.250.161.73 ip4:82.192.165.203 -all

📨 DMARC

Policy	Record (_dmarc.selmergruppen.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:abuse@selmergruppen.dk; fo=1

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.selmergruppen.dk	TdqLJ1c-o11-FTaZHMAv3zADdwgj6iM8pQmA1Tc26_I
TXT	_acme-challenge.selmergruppen.dk	qQPDbbYF2So8OdHQfA4M6b9YIYfIKAoWVMjhXNBdihY

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082801
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

32ms

A

21ms

MX

27ms

AAAA

27ms

TXT

100ms

CAA

21ms

HTTPS

21ms

TLSA

879ms

SOA

0ms

MTA-STS

33ms

DNSSEC

90ms

SRV

62ms

Total

1303ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 02:05:15	1303ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 13:25:46	2974ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 09:15:54	3190ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 16:52:38	1345ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 02:19:05	722ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 17:27:14	1247ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:46:28	1322ms	4 NS 1 A 1 MX	🔒 Secure	View