catalyzer.dk

Records from scan: 2026-10-08 00:26:50 · 567ms total · last checked 2026-10-20 21:51 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

catalyzer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 January 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 48ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

5 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	173.194.221.27 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a	lm-in-f27.1e100.net li-in-f26.1e100.net li-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.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
5	43200s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	195.47.247.18
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 191ms

TXT Record
google-site-verification=1OY-_JcTvChLFsSw-QTxaqoYdVXsE0_yiwRoFaYkCO8

✉️ 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

🧩 Web & zone#

checked 2026-10-08 00:26:50

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network catalyzer.dk: 195.47.247.18 (AS51468) www.catalyzer.dk: 195.47.247.18 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2026100201
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 2026-10-02 15:58:54

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-01-05
Expires	2030-01-31 (1198d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

47ms

34ms

AAAA

41ms

TXT

191ms

CAA

45ms

HTTPS

44ms

TLSA

70ms

SOA

31ms

MTA-STS

68ms

DNSSEC

64ms

SRV

79ms

Total

567ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:26:50 shown	567ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-02 15:44:01	718ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-30 15:29:50	780ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-24 01:06:29	842ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-15 21:12:09	1308ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-08 19:01:03	869ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-10 13:02:25	5403ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-03 01:56:13	1734ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-24 19:25:05	3407ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-23 18:53:39	25083ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-17 03:38:26	1168ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-02 11:13:27	8170ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-25 07:38:44	5942ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 01:02:21	1156ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 19:46:08	2829ms	2 NS 1 A 5 MX	🔒 Secure