lero.dk
Last scanned: 2026-08-28 10:57:59  ·  11982ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   50ms
NameserverIP addressesPTRASN / ISP
ns-1360.awsdns-42.org 205.251.197.80
2600:9000:5305:5000::1		 ns-1360.awsdns-42.org
ns-1360.awsdns-42.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1910.awsdns-46.co.uk 205.251.199.118
2600:9000:5307:7600::1		 ns-1910.awsdns-46.co.uk
ns-1910.awsdns-46.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-484.awsdns-60.com 205.251.193.228
2600:9000:5301:e400::1		 ns-484.awsdns-60.com
ns-484.awsdns-60.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-619.awsdns-13.net 205.251.194.107
2600:9000:5302:6b00::1		 ns-619.awsdns-13.net
ns-619.awsdns-13.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records4 records   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
3.174.18.44 60s server-3-174-18-44.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 3.128.0.0/10 🇺🇸 United States —
3.174.18.47 60s server-3-174-18-47.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 3.128.0.0/10 🇺🇸 United States —
3.174.18.52 60s server-3-174-18-52.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 3.128.0.0/10 🇺🇸 United States —
3.174.18.92 60s server-3-174-18-92.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 3.128.0.0/10 🇺🇸 United States —
📧 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 Records1 records   247ms
TXT Record
v=spf1 ~all
✉️ SPF
PolicyRecord (lero.dk)
~all (soft fail) v=spf1 ~all
📨 DMARC
PolicyRecord (_dmarc.lero.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:postmaster@techchapter.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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9075ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns-484.awsdns-60.com
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
50ms
A
55ms
MX
64ms
AAAA
57ms
TXT
247ms
CAA
47ms
HTTPS
64ms
TLSA
92ms
SOA
0ms
MTA-STS
84ms
DNSSEC
9075ms
SRV
97ms
Total
11982ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 10:57:59 11982ms 4 NS 4 A 0 MX 🔒 Secure View
2026-08-26 01:49:22 5113ms 4 NS 4 A 0 MX 🔒 Secure View
2026-06-17 23:38:07 1062ms 4 NS 4 A 0 MX 🔒 Secure View
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