holstrup-ts.dk
Last scanned: 2026-08-26 06:29:37  ·  1056ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   61ms
NameserverIP addressesPTRASN / ISP
ns1.nordicnumber.com 91.198.138.46 — AS51167 Contabo GmbH
ns2.nordicnumber.com 91.198.138.47 — AS51167 Contabo GmbH
ns3.nordicnumber.com 213.136.93.70 ns3.nnhosting.eu AS51167 Contabo GmbH
🌍 A Records1 records   74ms
IPTTLPTRASNISP / OrgCIDRCountryCity
76.76.21.21 900s — AS16509 Amazon.com, Inc. 76.76.21.0/24 🇺🇸 United States Walnut
📧 MX Records7 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
1 900s aspmx.l.google.com 142.251.1.27
2a00:1450:4010:c20::1b		 lb-in-f27.1e100.net
yulppbn-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 900s alt1.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1a		 lcdels-in-f26.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 900s alt2.aspmx.l.google.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1a		 yukulwh-in-f26.1e100.net
mad01s14-in-f26.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 900s aspmx2.googlemail.com 192.178.158.27
2404:6800:4013:813::1a		 lcdels-in-f27.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 900s aspmx3.googlemail.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1b		 yukulwh-in-f26.1e100.net
mad01s14-in-f26.1e100.net
yukulwh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 900s aspmx4.googlemail.com 172.253.158.26
2404:6800:4003:c26::1b		 so-in-f26.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 900s aspmx5.googlemail.com 108.177.125.27
2404:6800:4008:c01::1a		 tp-in-f27.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   324ms
TXT Record
google-site-verification=es6OJY22MUuC00L-k_JRilJXNbb1mOCvoA0gHlJdvAo
v=spf1 a mx ~all
✉️ SPF
PolicyRecord (holstrup-ts.dk)
~all (soft fail) v=spf1 a mx ~all
📨 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC107ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2016042622
Primary NS (MNAME)ns1.nordicnumber.com
Responsible (RNAME)hostmaster@nordicnumber.com
Refresh900s
Retry600s
Expire900s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
61ms
A
74ms
MX
51ms
AAAA
62ms
TXT
324ms
CAA
66ms
HTTPS
61ms
TLSA
133ms
SOA
0ms
MTA-STS
97ms
DNSSEC
107ms
SRV
106ms
Total
1056ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 06:29:37 1056ms 3 NS 1 A 7 MX 🔓 Insecure View
2026-06-28 21:07:21 3361ms 3 NS 1 A 7 MX 🔓 Insecure View
2026-06-17 13:59:35 4202ms 3 NS 1 A 7 MX 🔓 Insecure View
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