arnbitter.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns07.sac-it.dk	85.235.243.63	ns07.sac-it.dk	AS3308 Norlys Digital A/S
ns08.sac-it.dk	128.76.60.63	ns08.sac-it.dk	AS3292 TDC Holding A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	arnbitter-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::10 2a01:111:f403:ca09::6 2a01:111:f403:ca48::c 52.101.185.114 52.101.68.16 52.101.68.36 52.101.91.153	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-matpr04cu00101.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 133ms

TXT Record
MS=ms87314836
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arnbitter.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.arnbitter.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC99ms

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

🏷️ SOA0ms

Field	Value
Serial	2026090301
Primary NS (MNAME)	ns07.sac-it.dk
Responsible (RNAME)	hostmaster@arnbitter.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

36ms

MX

31ms

AAAA

26ms

TXT

133ms

CAA

24ms

HTTPS

27ms

TLSA

348ms

SOA

0ms

MTA-STS

38ms

DNSSEC

99ms

SRV

41ms

Total

823ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 18:04:40	823ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-27 12:01:26	1109ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-20 17:43:30	1929ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-14 04:45:13	1301ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-07 11:53:58	1284ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-04 11:20:17	2195ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-23 04:59:15	942ms	2 NS 0 A 1 MX	❓ Unknown	View
2026-07-16 16:50:09	1049ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-11 08:49:58	9096ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-03 14:49:12	892ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-01 13:50:51	1138ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-26 16:16:59	1190ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-26 11:03:17	852ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 23:13:54	1207ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 13:40:33	746ms	2 NS 0 A 1 MX	🔓 Insecure	View