seek4.dk DNS records

🖥️ Nameservers4 records 78ms

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 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
79.125.22.245	3600s	ec2-79-125-22-245.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	79.125.0.0/17	🇮🇪 Ireland	Dublin

📧 MX Records1 records 100ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	seek4-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::26 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.21 52.101.68.27 52.101.68.3 52.101.73.22	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am7pr05cu00106.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 98ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 174ms

TXT Record
MS=ms26161184
v=spf1 include:spf.protection.outlook.com include:authsmtp.com include:ip4:217.72.255.83 ip4:79.125.3.61 include:mxserver.seek4.dk include:mailanyone.net include:fusemail.net include:web01.seek4.net include:ip4:93.90.115.200 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (seek4.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:authsmtp.com include:ip4:217.72.255.83 ip4:79.125.3.61 include:mxserver.seek4.dk include:mailanyone.net include:fusemail.net include:web01.seek4.net include:ip4:93.90.115.200 include:spf.protection.outlook.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 / DANE

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

🔐 DNSSEC119ms

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

🏷️ SOA0ms

Field	Value
Serial	2024021500
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

78ms

A

64ms

MX

100ms

AAAA

57ms

TXT

174ms

CAA

66ms

HTTPS

67ms

TLSA

316ms

SOA

0ms

MTA-STS

85ms

DNSSEC

119ms

SRV

98ms

Total

1093ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:18:10	1093ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 00:40:24	891ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:02:36	920ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 14:45:45	1048ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 22:26:58	1865ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 19:54:49	1324ms	4 NS 1 A 1 MX	🔒 Secure	View