sailtech.dk

📜 Historical scan 2026-09-20 21:01:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sailtech.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 14 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 199.36.158.100 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by smtp.google.com. 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 103ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
199.36.158.100	3600s	—	AS54113	Fastly, Inc.	199.36.158.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 144ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC 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 Records#

4 records 319ms

TXT Record
firebase=sailordataweb
google-site-verification=shjawWMpr1-p7KytHVblnwOD0jVFJ41o8zJid15GJbw
hosting-site=sailtech-387cb
v=spf1 include:_spf.google.com include:_spf.firebasemail.com -all

✉️ SPF#

Policy	Record (sailtech.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:_spf.firebasemail.com -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 13:35:27

www CNAME	sailtech-387cb.web.app (all on web.app) → 199.36.158.100 2620:0:890::100 (AS54113)
www vs bare domain	Same network sailtech.dk: 199.36.158.100 (AS54113) www.sailtech.dk: 199.36.158.100 2620:0:890::100 (AS54113)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

159ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092002
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-03 01:00:19

Field	Value
Registrar	DANDOMAIN A/S
Registered	2026-05-14
Expires	2027-05-13 (205d)

📋 WHOIS#

⏱️ Lookup Timing#

103ms

115ms

144ms

AAAA

120ms

TXT

319ms

CAA

86ms

HTTPS

113ms

TLSA

47ms

SOA

0ms

MTA-STS

153ms

DNSSEC

159ms

SRV

149ms

Total

818ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 13:35:27	617ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 00:24:26	917ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 21:01:04 shown	818ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 01:54:02	1194ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 16:14:06	938ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 19:12:56	697ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 07:11:52	1093ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 07:29:49	624ms	2 NS 1 A 1 MX	🔒 Secure