100.dk DNS records

🖥️ Nameservers3 records 49ms

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 Records

🌍

No A records found

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	100-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04:: 2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 52.101.103.143 52.101.68.0 52.101.68.10 52.101.73.16	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 195ms

TXT Record
MS=ms22982800
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (100.dk)
-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)

🔐 DNSSEC89ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026032803
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

49ms

A

49ms

MX

46ms

AAAA

45ms

TXT

195ms

CAA

40ms

HTTPS

56ms

TLSA

595ms

SOA

0ms

MTA-STS

58ms

DNSSEC

89ms

SRV

75ms

Total

1152ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:40:34	1152ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-29 06:06:13	939ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-26 00:15:03	1455ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-23 03:27:22	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:33:46	1126ms	3 NS 0 A 1 MX	🔓 Insecure	View