cfsource.dk
📜 Historical scan 2026-06-27 16:07:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   233ms
NameserverIP addressesPTRASN / ISP
udns1.cscdns.net 2001:502:f3ff::201
204.74.66.1		 udns1.cscdns.uk
udns1.cscdns.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
udns2.cscdns.uk 2001:502:4612::201
204.74.111.1		 udns2.cscdns.net
ns2.webipdns.com.au		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records2 records   276ms
IPTTLPTRASNISP / OrgCIDRCountryCity
23.55.163.21 60s a23-55-163-21.deploy.static.akamaitechnologies.com AS20940 Akamai International B.V. 23.55.160.0/22 🇩🇪 Germany Frankfurt am Main
23.55.163.39 60s a23-55-163-39.deploy.static.akamaitechnologies.com AS20940 Akamai International B.V. 23.55.160.0/22 🇩🇪 Germany Frankfurt am Main
📧 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 Records6 records   958ms
TXT Record
_wyjo04uqpym9vfjxz52odj2ypf4xnx2
0vvx4hj98vpm61f1ndcfv2tz7t6brhxc
3vf23c9lr5tbd05xsmjz0zxdtjd5k227
5xtyh3wmx17yxgbgptkt36f73hfr6155
google-site-verification=kGXdHc7-R1x1Hfx4uj_7ws5Zlv0NUI7wsx_VWgpJhdA
v=spf1 -all
✉️ SPF
PolicyRecord (cfsource.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.cfsource.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_rua@vrtx.com; ruf=mailto:dmarc_ruf@vrtx.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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.cfsource.dk ac.7ac946a352ade6c1905d76ee75893f17.cfsource.dk.validate-akdv.net
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC556ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA260ms
FieldValue
Serial2018072826
Primary NS (MNAME)udns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh86400s
Retry86400s
Expire86400s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
233ms
A
276ms
MX
215ms
AAAA
236ms
TXT
958ms
CAA
264ms
HTTPS
263ms
TLSA
273ms
SOA
260ms
MTA-STS
353ms
DNSSEC
556ms
SRV
470ms
Total
1759ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 17:27:44 1019ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-27 16:07:06 1759ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-20 05:36:45 1657ms 2 NS 2 A 0 MX ⚠️ Bogus View
2026-06-19 11:24:37 1399ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 20:10:22 2362ms 2 NS 2 A 0 MX 🔓 Insecure View
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