saekken.dk DNS records

🖥️ Nameservers4 records 48ms

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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.83	600s	linux33.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	saekken-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::3 52.101.103.140 52.101.68.27 52.101.73.24 52.101.73.6	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.56
🔶 Autoconfig	185.21.41.83

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 140ms

TXT Record
MS=ms92084097
v=spf1 a ptr ip4:185.21.40.121 include:spf.protection.outlook.com include:postfilter.dk include:web.shared.mysmtp.com -all

✉️ SPF

Policy	Record (saekken.dk)
-all (hard fail)	v=spf1 a ptr ip4:185.21.40.121 include:spf.protection.outlook.com include:postfilter.dk include:web.shared.mysmtp.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.saekken.dk	v5s9bhOQFDWcsGuCc94UPcqsVa_CK-31YuQX02oOzRk

🔗 TLSA / DANE

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

🔐 DNSSEC84ms

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

🏷️ SOA0ms

Field	Value
Serial	2024101000
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

48ms

A

40ms

MX

41ms

AAAA

42ms

TXT

140ms

CAA

36ms

HTTPS

26ms

TLSA

609ms

SOA

0ms

MTA-STS

61ms

DNSSEC

84ms

SRV

63ms

Total

1182ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 01:38:16	1182ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 02:08:10	950ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 05:21:20	1210ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 02:51:11	862ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 07:19:17	4652ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 03:55:39	1173ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 04:04:34	808ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 19:05:47	935ms	4 NS 1 A 1 MX	⚠️ Bogus	View