ks-online.dk DNS records

🖥️ Nameservers3 records 57ms

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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.128.36	3600s	5.103.128.36.static.fibianet.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 MX Records2 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ksonline-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::c 2a01:111:f403:ca09::e 2a01:111:f403:ca48::8 52.101.73.12 52.101.73.153 52.101.73.22 52.101.73.24	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.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
10	3600s	ksonline-dk0e.mail.eo.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::2 2a01:111:f403:ca09::c 2a01:111:f403:ca48::8 52.101.103.143 52.101.68.10 52.101.68.32 52.101.73.30	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 99ms

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

📝 TXT Records3 records 197ms

TXT Record
MS=ms94804830
v=spf1 include:outlook.com ~all
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (ks-online.dk)
~all (soft fail)	v=spf1 include:outlook.com ~all
-all (hard fail)	v=spf1 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)

🔐 DNSSEC139ms

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

🏷️ SOA0ms

Field	Value
Serial	2020072990
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

57ms

A

43ms

MX

88ms

AAAA

40ms

TXT

197ms

CAA

43ms

HTTPS

35ms

TLSA

4038ms

SOA

0ms

MTA-STS

114ms

DNSSEC

139ms

SRV

99ms

Total

4903ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 03:24:07	4903ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-23 22:28:37	33292ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-30 10:22:56	1179ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 08:07:41	4783ms	3 NS 1 A 2 MX	🔒 Secure	View