centurylinktechnology.dk

📜 Historical scan 2026-06-16 20:06:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

centurylinktechnology.dk is a .dk domain served by 7 nameservers (ns1.savvis.net, ns2.savvis.net, ns3.savvis.net and 4 more). It was registered on 12 February 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 155.70.44.25 is hosted by CenturyLink Communications, LLC (AS7359) in United States. The zone is not DNSSEC-signed, 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#

7 records 378ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.savvis.net	—	—	—
ns2.savvis.net	—	—	—
ns3.savvis.net	—	—	—
ns4.savvis.net	—	—	—
ns5.savvis.net	—	—	—
ns6.savvis.net	—	—	—
ns6a.savvis.net	—	—	—

🌍 A Records#

2 records 173ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
155.70.44.25	—	—	AS7359	CenturyLink Communications, LLC	155.70.32.0/20	🇺🇸 United States	Lone Tree
155.70.55.25	—	—	AS4015	CenturyLink Communications, LLC	155.70.48.0/20	🇺🇸 United States	Centreville

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1276ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (centurylinktechnology.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.centurylinktechnology.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

📬 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 2026-10-09 18:31:51

www CNAME	www.centurylink.com (all on centurylink.com) → 45.154.183.34 2001:428:b20:16:155:70:118:11 2001:428:b21:16:155:70:66:11 (AS4015 AS7359 AS136133)
www vs bare domain	Same network centurylinktechnology.dk: 155.70.44.25 155.70.55.25 (AS4015 AS7359) www.centurylinktechnology.dk: 45.154.183.34 2001:428:b20:16:155:70:118:11 2001:428:b21:16:155:70:66:11 (AS4015 AS7359 AS136133)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

385ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

289ms

Field	Value
Serial	2210616000
Primary NS (MNAME)	ns2.savvis.net
Responsible (RNAME)	dns-admin@centurylink.com
Refresh	3600s
Retry	1800s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 11:51:03

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2014-02-12
Expires	2027-02-28 (126d)

🔗 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#

378ms

173ms

174ms

AAAA

281ms

TXT

1276ms

CAA

193ms

HTTPS

294ms

TLSA

671ms

SOA

289ms

MTA-STS

140ms

DNSSEC

385ms

SRV

0ms

Total

2173ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 13:06:47	4883ms	7 NS 2 A 0 MX	🔓 Insecure
2026-10-06 11:09:29	5844ms	7 NS 2 A 0 MX	🔓 Insecure
2026-09-08 01:03:33	5004ms	7 NS 2 A 0 MX	🔓 Insecure
2026-08-25 13:41:12	2233ms	7 NS 2 A 0 MX	🔓 Insecure
2026-06-20 04:04:02	5762ms	7 NS 2 A 0 MX	🔓 Insecure
2026-06-18 21:00:37	3524ms	7 NS 2 A 0 MX	🔓 Insecure
2026-06-16 20:06:15 shown	2173ms	7 NS 2 A 0 MX	🔓 Insecure