aarhus-mail.dk DNS records

🖥️ Nameservers3 records 69ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records1 records 89ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.220	3600s	webhotel12.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	he.hostonline.dk	217.195.185.200 2a02:188:164::100	he.hostonline.dk he.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
30	43200s	mx-backup.hostonline.dk	217.195.185.201 2a02:188:6004:15::12	mx-backup.hostonline.dk spamfront2.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.hostonline.dk → 217.195.185.209

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 340ms

TXT Record
v=spf1 a mx include:_spf.hostonline.dk -all

✉️ SPF

Policy	Record (aarhus-mail.dk)
-all (hard fail)	v=spf1 a mx include:_spf.hostonline.dk -all

📨 DMARC

Policy	Record (_dmarc.aarhus-mail.dk)
p=reject	v=DMARC1; p=reject; aspf=r;

📬 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)

🔐 DNSSEC9080ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082602
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	86400s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	172800s

📋 RegistrationWHOIS fetched 2026-07-13 23:01:57

Field	Value
Registrar	TS COMPUTER ApS
Registered	2017-12-07
Expires	2026-12-31 (121d)

📋 WHOIS

⏱️ Lookup Timing

NS

69ms

A

89ms

MX

67ms

AAAA

68ms

TXT

340ms

CAA

71ms

HTTPS

78ms

TLSA

74ms

SOA

0ms

MTA-STS

88ms

DNSSEC

9080ms

SRV

114ms

Total

9584ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:58:18	9584ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 03:14:20	949ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-21 06:38:24	1384ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-16 03:32:30	1539ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 22:23:33	9751ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-06 09:21:13	1112ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-27 11:15:20	961ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-22 07:36:45	851ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-18 00:55:19	898ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-13 23:01:42	1326ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-08 17:33:33	1520ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 12:49:57	5179ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-27 08:19:31	670ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 15:57:01	2303ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 02:24:00	3821ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 10:31:40	1155ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:45:58	677ms	3 NS 1 A 2 MX	🔒 Secure	View