100aar.dk

📜 Historical scan 2026-10-05 22:03:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

100aar.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 July 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 128.76.150.106 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by 100aar-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
128.76.150.106	3600s	128-76-150-106-static.dk.customer.tdc.net	AS3292	TDC Holding A/S	128.76.128.0/17	🇩🇰 Denmark	Fredericia

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	100aar-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca21::10 2a01:111:f403:ca48::c 52.101.185.114 52.101.68.10 52.101.68.25 52.101.73.120	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr02cu00300.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 → 52.98.154.152
🔶 Autoconfig	128.76.150.106

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 166ms

TXT Record
MS=ms12339127
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (100aar.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 2026-10-18 09:50:21

www	128.76.150.106 (AS3292) (address records, no CNAME)
www vs bare domain	Same network 100aar.dk: 128.76.150.106 (AS3292) www.100aar.dk: 128.76.150.106 (AS3292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 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#

110ms

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

🏷️ SOA#

38ms

Field	Value
Serial	2026100501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-05 22:24:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-07-06
Expires	2027-07-31 (285d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

36ms

43ms

AAAA

41ms

TXT

166ms

CAA

37ms

HTTPS

39ms

TLSA

543ms

SOA

38ms

MTA-STS

64ms

DNSSEC

110ms

SRV

62ms

Total

1200ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 09:50:21	1386ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 01:45:30	1189ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 00:27:18	1289ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 22:03:37 shown	1200ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 18:44:31	993ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 19:59:14	834ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 18:26:33	1455ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:33:39	1403ms	2 NS 1 A 1 MX	🔒 Secure