derbyapp.dk

📜 Historical scan 2026-07-01 23:50:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

derbyapp.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 December 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

4 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	600s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.109.153	600s	cdn-185-199-109-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.110.153	600s	cdn-185-199-110-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.111.153	600s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 01:14:09

www CNAME	polygenelubricants.github.io (all on github.io) → 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 2606:50c0:8000::153 2606:50c0:8001::153 2606:50c0:8002::153 2606:50c0:8003::153 (AS54113)
www vs bare domain	Same network derbyapp.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.derbyapp.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

131ms

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

🏷️ SOA#

53ms

Field	Value
Serial	2026061001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 01:43:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-12-20
Expires	2026-12-19 (62d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

41ms

49ms

AAAA

47ms

TXT

143ms

CAA

48ms

HTTPS

37ms

TLSA

48ms

SOA

53ms

MTA-STS

40ms

DNSSEC

131ms

SRV

49ms

Total

555ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 01:14:09	455ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-29 19:24:36	409ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-17 23:45:25	640ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-09 23:05:41	2286ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-11 18:53:34	8819ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-10 13:41:57	728ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-01 23:50:33 shown	555ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-17 02:06:22	625ms	2 NS 4 A 0 MX	🔒 Secure