sailtech.dk

Records from scan: 2026-10-15 13:35:27 · 617ms total · last checked 2026-10-19 17:12 (unchanged)

⬇ 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, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 35ms

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 31ms

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 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 64.233.164.26 64.233.164.27 64.233.165.26 64.233.165.27 74.125.205.27	le-in-x1a.1e100.net le-in-f26.1e100.net lf-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-x1b.1e100.net lf-in-f27.1e100.net lg-in-f27.1e100.net lg-in-x1b.1e100.net lf-in-f26.1e100.net lf-in-f27.1e100.net lg-in-f26.1e100.net lg-in-f27.1e100.net le-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 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 121ms

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#

Policy	Record (_dmarc.sailtech.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

🧩 Web & zone#

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#

50ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026101501
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#

35ms

31ms

32ms

AAAA

34ms

TXT

121ms

CAA

30ms

HTTPS

31ms

TLSA

87ms

SOA

28ms

MTA-STS

44ms

DNSSEC

50ms

SRV

39ms

Total

617ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 13:35:27 shown	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	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