lero.dk

📜 Historical scan 2026-08-28 10:57:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lero.dk is a .dk domain served by 4 nameservers (ns-1360.awsdns-42.org, ns-1910.awsdns-46.co.uk, ns-484.awsdns-60.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.174.18.44 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 50ms

Nameserver	IP addresses	PTR	ASN / 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 Records#

4 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 Records#

1 records 247ms

TXT Record
v=spf1 ~all

✉️ SPF#

Policy	Record (lero.dk)
~all (soft fail)	v=spf1 ~all

📨 DMARC#

Policy	Record (_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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 06:31:20

www	3.174.18.44 3.174.18.47 3.174.18.52 3.174.18.92 (AS16509) (address records, no CNAME)
www vs bare domain	Same network lero.dk: 3.174.18.44 3.174.18.47 3.174.18.52 3.174.18.92 (AS16509) www.lero.dk: 3.174.18.44 3.174.18.47 3.174.18.52 3.174.18.92 (AS16509)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9075ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-484.awsdns-60.com
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

50ms

55ms

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 At	Duration	Records	DNSSEC
2026-09-30 22:32:49	2915ms	4 NS 4 A 0 MX	🔒 Secure
2026-08-28 10:57:59 shown	11982ms	4 NS 4 A 0 MX	🔒 Secure
2026-08-26 01:49:22	5113ms	4 NS 4 A 0 MX	🔒 Secure
2026-06-17 23:38:07	1062ms	4 NS 4 A 0 MX	🔒 Secure