100.dk

📜 Historical scan 2026-09-12 21:29:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

100.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 19 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 100-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 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

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	100-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca21::c 2a01:111:f403:ca48::12 52.101.185.114 52.101.68.10 52.101.68.16 52.101.73.123	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am6pr02cu00203.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 156ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 20:18:48

www	NXDOMAIN
www vs bare domain	Neither resolves 100.dk: no address www.100.dk: no address
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2057ms

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

🏷️ SOA#

0ms

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#

WHOIS fetched 2026-10-04 06:36:21

Field	Value
Registrar	Simply.com A/S
Registered	2026-03-19
Expires	2027-03-18 (152d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

38ms

36ms

AAAA

39ms

TXT

156ms

CAA

41ms

HTTPS

40ms

TLSA

175ms

SOA

0ms

MTA-STS

68ms

DNSSEC

2057ms

SRV

61ms

Total

2541ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 20:18:48	1171ms	3 NS 0 A 1 MX	🔓 Insecure
2026-10-04 06:26:36	1992ms	3 NS 0 A 1 MX	🔓 Insecure
2026-09-12 21:29:11 shown	2541ms	3 NS 0 A 1 MX	🔓 Insecure
2026-09-02 07:11:10	1314ms	3 NS 0 A 1 MX	🔓 Insecure
2026-08-27 13:40:34	1152ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-29 06:06:13	939ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-26 00:15:03	1455ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-23 03:27:22	1165ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:33:46	1126ms	3 NS 0 A 1 MX	🔓 Insecure