ztx.dk DNS records

🖥️ Nameservers2 records 240ms

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 210ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.52.144.186	1200s	86-52-144-186.norlyscustomer.net	AS39642	Sinal A/S	86.52.0.0/16	🇩🇰 Denmark	Silkeborg

📧 MX Records7 records 218ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx4.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx5.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	ztx.dk → 86.52.144.186
🔶 Autoconfig	ztx.dk → 86.52.144.186

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC438ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
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

240ms

A

210ms

MX

218ms

AAAA

236ms

TXT

616ms

CAA

215ms

HTTPS

235ms

TLSA

502ms

SOA

0ms

MTA-STS

316ms

DNSSEC

438ms

SRV

288ms

Total

9438ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 10:19:07	5894ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-08-11 08:00:22	9438ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-16 22:07:55	1376ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-12 15:58:24	17141ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-24 06:16:00	1194ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-21 12:56:04	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:27:38	846ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-17 15:10:37	3127ms	2 NS 1 A 7 MX	❓ Unknown	View