certas-energy.dk

Records from scan: 2026-09-10 20:33:30  ·  7178ms total  ·  last checked 2026-10-16 14:47 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

certas-energy.dk is a .dk domain served by 3 nameservers (ns0.phase8.net, ns1.phase8.net, ns2.phase8.net). It was registered on 3 September 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.144.162.21 is hosted by British Telecommunications Limited (AS2856) in United Kingdom. Mail is handled by cust28654-1.in.mailcontrol.com, cust28654-2.in.mailcontrol.com. The zone is not DNSSEC-signed, 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#

3 records   60ms
NameserverIP addressesPTRASN / ISP
ns0.phase8.net 81.88.63.114 ns0.phase8.net AS39729 Register S.p.A.
ns1.phase8.net 85.233.160.68 ns1.phase8.net AS8622 Team Blue Internet Services Uk Limited
ns2.phase8.net 91.186.2.48 ns2.phase8.net AS29550 Team Blue Carrier Limited

🌍 A Records#

1 records   62ms
IPTTLPTRASNISP / OrgCIDRCountryCity
81.144.162.21 86400s — AS2856 British Telecommunications Limited 81.128.0.0/11 🇬🇧 United Kingdom Ware

📧 MX Records#

2 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s cust28654-1.in.mailcontrol.com 85.115.52.190 — AS44444 Forcepoint UK Limited
10 86400s cust28654-2.in.mailcontrol.com 85.115.54.190 cluster-j.mailcontrol.com AS44444 Forcepoint UK Limited

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ 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 2026-10-10 09:19:56
www81.144.162.21 (AS2856) (address records, no CNAME)
www vs bare domainSame network
certas-energy.dk: 81.144.162.21 (AS2856)
www.certas-energy.dk: 81.144.162.21 (AS2856)
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2019060502
Primary NS (MNAME)ns0.phase8.net
Responsible (RNAME)support@phase8.net
Refresh28800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-06 18:04:26
FieldValue
RegistrarASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered2013-09-03
Expires2027-09-30 (348d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
60ms
A
62ms
MX
83ms
AAAA
67ms
TXT
395ms
CAA
97ms
HTTPS
75ms
TLSA
2400ms
SOA
0ms
MTA-STS
118ms
DNSSEC
113ms
SRV
126ms
Total
7178ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-10 20:33:30 shown 7178ms 3 NS 1 A 2 MX 🔓 Insecure
2026-07-03 01:42:06 2469ms 3 NS 1 A 2 MX 🔓 Insecure
2026-06-24 15:58:51 3731ms 3 NS 1 A 2 MX ❓ Unknown
2026-06-22 15:09:20 1183ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-22 08:20:48 1144ms 3 NS 1 A 2 MX 🔓 Insecure
2026-06-20 21:10:55 954ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 20:10:23 696ms 3 NS 1 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone