redtz.dk DNS records

🖥️ Nameservers2 records 85ms

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 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.201.240.150	21600s	re01.azehosting.net	AS24940	Hetzner Online GmbH	195.201.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	21600s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.redtz.dk → 89.239.196.122

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 307ms

TXT Record
MS=ms26370717
v=spf1 mx a include:web.shared.mysmtp.com include:emsd1.com ~all

✉️ SPF

Policy	Record (redtz.dk)
~all (soft fail)	v=spf1 mx a include:web.shared.mysmtp.com include:emsd1.com ~all

📨 DMARC

Policy	Record (_dmarc.redtz.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:administrator@redtz.dk;

📬 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)

🔐 DNSSEC188ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

85ms

A

67ms

MX

62ms

AAAA

70ms

TXT

307ms

CAA

98ms

HTTPS

61ms

TLSA

16034ms

SOA

0ms

MTA-STS

61ms

DNSSEC

188ms

SRV

8095ms

Total

24867ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 02:01:36	24867ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 01:21:52	4289ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 10:53:58	6777ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 05:33:34	4784ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 04:51:46	2866ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 06:56:12	669ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 17:06:47	507ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 03:33:51	1160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 00:07:45	1148ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 11:47:43	512ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 18:13:16	3086ms	2 NS 1 A 1 MX	🔒 Secure	View