2ndlevel.dk
📜 Historical scan 2026-08-16 17:51:54  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
NameserverIP addressesPTRASN / ISP
ns0.thundercloud.uk 149.255.60.1 ns0.thundercloud.uk AS34931 Awareness Software Limited
ns1.thundercloud.uk 185.53.57.60 ns1.thundercloud.uk AS12488 Krystal Hosting Ltd
🌍 A Records1 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
149.255.62.128 601s cloud331.thundercloud.uk AS34931 Awareness Software Limited 149.255.56.0/21 🇬🇧 United Kingdom —
📧 MX Records1 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
10 601s aspmx.l.google.com 2a00:1450:4010:c05::1b
64.233.161.27		 li-in-x1b.1e100.net
lh-in-f27.1e100.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   257ms
TXT Record
google-site-verification=uCELN4r64rqcYZh2_iw
v=spf1 include:relay.thundermail.uk ~all
✉️ SPF
PolicyRecord (2ndlevel.dk)
~all (soft fail) v=spf1 include:relay.thundermail.uk ~all
📨 DMARC
PolicyRecord (_dmarc.2ndlevel.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
TXT _acme-challenge.2ndlevel.dk 7RbYyI10A5D0YRyAhSgC680YCLOTjdrhCFqWfn0ae9I
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC157ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA28ms
FieldValue
Serial2026062101
Primary NS (MNAME)ns1.thundercloud.uk
Responsible (RNAME)henrik@2ndlevel.dk
Refresh3600s
Retry1800s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
35ms
MX
29ms
AAAA
42ms
TXT
257ms
CAA
98ms
HTTPS
58ms
TLSA
153ms
SOA
28ms
MTA-STS
28ms
DNSSEC
157ms
SRV
0ms
Total
1416ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-20 11:52:12 5964ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-16 17:51:54 1416ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 05:55:44 953ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 12:56:06 983ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 12:39:16 2851ms 2 NS 1 A 1 MX 🔓 Insecure View
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