thomaskrebs.dk DNS records

🖥️ Nameservers3 records 64ms

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 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.215	43200s	webhotel07.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 118ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	120s	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	120s	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 357ms

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

✉️ SPF

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

🔐 DNSSEC226ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082902
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@thomaskrebs.dk
Refresh	16384s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	2560s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

64ms

A

81ms

MX

118ms

AAAA

68ms

TXT

357ms

CAA

97ms

HTTPS

78ms

TLSA

382ms

SOA

0ms

MTA-STS

138ms

DNSSEC

226ms

SRV

129ms

Total

1407ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 16:55:45	1407ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-24 21:14:42	10223ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-19 08:42:52	939ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-15 07:45:13	9181ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-09 23:14:22	3913ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-08 12:22:55	1334ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-03 11:41:36	16666ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-25 10:21:00	914ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-20 23:09:55	1796ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-15 21:39:09	852ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-10 04:32:05	10072ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-05 17:57:06	3280ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-30 09:38:26	619ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 05:23:19	3827ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-27 23:54:18	669ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 03:36:52	499ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 19:03:21	908ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 06:38:00	703ms	3 NS 1 A 2 MX	⚠️ Bogus	View