ct-technologies.dk

📜 Historical scan 2026-08-23 07:06:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ct-technologies.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 February 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.187.82.108 is hosted by Google LLC (AS396982) in Belgium. Mail is handled by cttechnologies-dk0e.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 189ms

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 190ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.187.82.108	3600s	108.82.187.35.bc.googleusercontent.com	AS396982	Google LLC	35.184.0.0/13	🇧🇪 Belgium	Brussels

📧 MX Records#

1 records 177ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cttechnologies-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::b 2a01:111:f403:ca04::f 2a01:111:f403:ca09::b 52.101.103.137 52.101.68.0 52.101.73.22 52.101.73.30	mail-db4pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 399ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 691ms

TXT Record
brevo-code:753b9d0828d7649172fefd23df50d1b9
MS=ms35037974
MS=ms94143508
v=spf1 include:spf.protection.outlook.com include:spam.4dim.as include:_custspf.one.com include:spf.mailjet.com -all

✉️ SPF#

Policy	Record (ct-technologies.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spam.4dim.as include:_custspf.one.com include:spf.mailjet.com -all

📨 DMARC#

Policy	Record (_dmarc.ct-technologies.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:it-dmarc@ct-technologies.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 2026-10-12 20:46:47

www	35.187.82.108 (AS396982) (address records, no CNAME)
www vs bare domain	Same network ct-technologies.dk: 35.187.82.108 (AS396982) www.ct-technologies.dk: 35.187.82.108 (AS396982)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-cttechnologies-dk0e._domainkey.cttechdoo.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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

575ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082202
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 2026-10-16 14:52:21

Field	Value
Registrar	ONE.COM A/S
Registered	2002-02-05
Expires	2027-03-31 (164d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

189ms

190ms

177ms

AAAA

229ms

TXT

691ms

CAA

171ms

HTTPS

204ms

TLSA

268ms

SOA

0ms

MTA-STS

389ms

DNSSEC

575ms

SRV

399ms

Total

3736ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 20:46:47	1941ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 05:53:09	725ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 18:14:10	1484ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 11:27:25	1333ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 07:06:12 shown	3736ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 06:12:40	4664ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 22:01:51	2253ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 14:42:13	10159ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 14:43:49	1077ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:06:41	830ms	2 NS 1 A 1 MX	🔒 Secure