centurylink.dk

📜 Historical scan 2026-07-01 23:34:51  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

centurylink.dk is a .dk domain served by 2 nameservers (authns1.qwest.net, authns2.qwest.net). It was registered on 23 May 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

2 records   258ms

🌍 A Records#

🌍
No A records found

📧 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   1354ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (centurylink.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.centurylink.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 20:48:54
wwwNXDOMAIN
www vs bare domainNeither resolves
centurylink.dk: no address
www.centurylink.dk: no address
WildcardNo

🔎 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#

287ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

241ms
FieldValue
Serial2201118000
Primary NS (MNAME)authns1.qwest.net
Responsible (RNAME)dns-admin@qwestip.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-11 08:36:35
FieldValue
RegistrarCSC Digital Brand Service, Inc
Registered2012-05-23
Expires2027-05-31 (219d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
258ms
A
259ms
MX
271ms
AAAA
262ms
TXT
1354ms
CAA
253ms
HTTPS
240ms
TLSA
212ms
SOA
241ms
MTA-STS
347ms
DNSSEC
287ms
SRV
342ms
Total
4293ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 13:36:05 4316ms 2 NS 0 A 0 MX 🔓 Insecure
2026-09-23 18:52:29 4770ms 2 NS 0 A 0 MX 🔓 Insecure
2026-09-23 03:33:39 4997ms 2 NS 0 A 0 MX 🔓 Insecure
2026-07-01 23:34:51 shown 4293ms 2 NS 0 A 0 MX 🔓 Insecure
2026-06-16 20:06:18 1279ms 2 NS 0 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone