zyxel.dk

📜 Historical scan 2026-09-30 00:05:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zyxel.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 January 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.98.95.181 is hosted by GlobalConnect A/S (AS42525) in Denmark. Mail is handled by zyxel-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 35ms

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 Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.98.95.181	600s	—	AS42525	GlobalConnect A/S	212.98.64.0/18	🇩🇰 Denmark	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	zyxel-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 2a01:111:f403:ca38::a 52.101.103.140 52.101.103.162 52.101.68.10 52.101.73.123	mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 148ms

TXT Record
22YpOorOloBh80Iq4LOxGMoNqwoLCcqDc2lBVul23E7ZWjwgswedb3weFe6V9bEoHgBL+zl43adgLkaEq01RzQ==
MS=ms39676951
v=spf1 mx include:spf.zyxel.eu include:mktomail.com include:mail.zendesk.com include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.emailcampaigns.net ~all

✉️ SPF#

Policy	Record (zyxel.dk)
~all (soft fail)	v=spf1 mx include:spf.zyxel.eu include:mktomail.com include:mail.zendesk.com include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.emailcampaigns.net ~all

📨 DMARC#

Policy	Record (_dmarc.zyxel.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:pvu1jcxg@ag.eu.dmarcian.com, mailto:sl@zyxel.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-25 10:18:06

www	212.98.95.181 (AS42525) (address records, no CNAME)
www vs bare domain	Same network zyxel.dk: 212.98.95.181 (AS42525) www.zyxel.dk: 212.98.95.181 (AS42525)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-zyxel-dk._domainkey.zyxeleurope.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-zyxel-dk._domainkey.zyxeleurope.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 10/10 · policy: ~all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

56ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-25 10:34:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-01-06
Expires	2028-03-31 (521d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
zyxelmail.dk	Punktum dk A/S (direct)
zyxelnetwork.dk	Punktum dk A/S (direct)
zyxelnetworking.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

38ms

45ms

AAAA

34ms

TXT

148ms

CAA

43ms

HTTPS

42ms

TLSA

372ms

SOA

0ms

MTA-STS

41ms

DNSSEC

56ms

SRV

50ms

Total

796ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 10:18:06	720ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:05:58 shown	796ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 01:20:59	1187ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 01:22:28	959ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 03:24:16	716ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 14:27:29	655ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 21:17:24	1241ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 11:37:17	956ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 15:01:19	2614ms	2 NS 1 A 1 MX	🔒 Secure