100aar.dk DNS records

🖥️ Nameservers2 records 14ms

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 Records1 records 7ms

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	Kolding

📧 MX Records1 records 7ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	100aar-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::6 52.101.68.12 52.101.68.15 52.101.73.19 52.101.73.28	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 96ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC107ms

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

Key type	Algorithm	Public key
KSK	RSA/SHA-256	AwEAAbUE6qq3kDeGdclKAL5v3xXW+JPuu+YDYnJ+…
KSK	ECDSA P-256/SHA-256	B1rsrP4C1kBIbXvxJ7PZujLcRAfSdHQvrw0oxMZ3…
ZSK	RSA/SHA-256	AwEAAeRcXw3raFqRHOg0SiOIn1l1xWYLhcwgW70q…
ZSK	ECDSA P-256/SHA-256	5GHHSv4SvfYhCHVFHjI2tYkiFTg3crbfz6yiKAIF…

🏷️ SOA7ms

Field	Value
Serial	2026040401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

14ms

A

7ms

MX

7ms

AAAA

14ms

TXT

96ms

CAA

6ms

HTTPS

24ms

TLSA

156ms

SOA

7ms

MTA-STS

14ms

DNSSEC

107ms

SRV

0ms

Total

834ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 19:59:14	834ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 18:26:33	1455ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:33:39	1403ms	2 NS 1 A 1 MX	🔒 Secure	View