concurrent.dk
Last scanned: 2026-08-26 16:15:40  ·  9906ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers5 records   60ms
NameserverIP addressesPTRASN / ISP
ns1pri.webhosting.dk 157.250.160.80 ns1pri.webhosting.dk AS3342 Cibicom A/S
ns2.mywebtonet.com 157.250.163.66 ns2.mywebtonet.com AS3342 Cibicom A/S
ns2.webhosting.dk 157.250.163.65 ns2.webhosting.dk AS3342 Cibicom A/S
ns3.webhosting.dk 2a01:4f9:c010:7e3d::1
95.217.166.205		 —
ns3.webhosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns7.webhosting.dk 159.69.216.38
2a01:4f8:1c0c:6cd6::1		 ns7.webhosting.dk
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   82ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.250.160.23 603s webhotel3.webhosting.dk AS3342 Cibicom A/S 157.250.160.0/20 🇩🇰 Denmark —
📧 MX Records1 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
10 603s webhotel3.webhosting.dk 157.250.160.23 webhotel3.webhosting.dk AS3342 Cibicom A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverwebhotel3.webhosting.dk → 157.250.160.23
🔶 Autoconfigwebhotel3.webhosting.dk → 157.250.160.23
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   306ms
TXT Record
v=spf1 include:spf.webhosting.dk ~all
✉️ SPF
PolicyRecord (concurrent.dk)
~all (soft fail) v=spf1 include:spf.webhosting.dk ~all
📨 DMARC
PolicyRecord (_dmarc.concurrent.dk)
p=none (monitor only) v=DMARC1;p=none;
📬 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.concurrent.dk webhotel3.webhosting.dk
🔗 TLSA / DANE2 records   58ms
Service / OwnerTypeCert association
SMTP _25._tcp.webhotel3.webhosting.dk DANE-EE · SPKI · SHA-256 FA4EFC305AA17A4FEEE8B29B2DAA8847…
SMTP _25._tcp.webhotel3.webhosting.dk DANE-TA · SPKI · SHA-256 FA4EFC305AA17A4FEEE8B29B2DAA8847…
🔐 DNSSEC9159ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2003090971
Primary NS (MNAME)ns1pri.webhosting.dk
Responsible (RNAME)hostmaster@webhosting.dk
Refresh21600s
Retry3600s
Expire14515200s
Minimum (neg-cache TTL)603s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
60ms
A
82ms
MX
69ms
AAAA
52ms
TXT
306ms
CAA
74ms
HTTPS
74ms
TLSA
58ms
SOA
0ms
MTA-STS
92ms
DNSSEC
9159ms
SRV
110ms
Total
9906ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 16:15:40 9906ms 5 NS 1 A 1 MX 🔒 Secure View
2026-07-20 19:24:51 1116ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-24 02:04:47 2995ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-17 00:26:59 65535ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:17:52 1764ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:06:00 510ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:00:54 2680ms 5 NS 1 A 1 MX 🔒 Secure View
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