erikfaergemann.dk DNS records

🖥️ Nameservers2 records 238ms

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 232ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.79	3600s	webcluster1.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 239ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erikfaergemann-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 52.101.68.16 52.101.68.18 52.101.68.32 52.101.73.28	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 253ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:7a:ce20:de8b:6282	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 548ms

TXT Record
MS=ms99364923
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (erikfaergemann.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)

🔐 DNSSEC450ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081701
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

238ms

A

232ms

MX

239ms

AAAA

253ms

TXT

548ms

CAA

244ms

HTTPS

245ms

TLSA

301ms

SOA

0ms

MTA-STS

312ms

DNSSEC

450ms

SRV

275ms

Total

5288ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 14:59:37	5288ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 01:06:43	1314ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 21:25:16	1160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 10:25:49	1329ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 04:58:23	1083ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 04:34:27	1010ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 13:00:09	1965ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:10:58	526ms	2 NS 1 A 1 MX	🔒 Secure	View