skybooking.dk

📜 Historical scan 2026-06-24 15:49:01 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skybooking.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 March 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

2 records 231ms

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#

🌍

No A records found

📧 MX Records#

5 records 228ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	2a00:1450:400c:c1b::1b 64.233.166.26	wg-in-f27.1e100.net wm-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.213.27 2a00:1450:4013:c1e::1b	yugrqzs-in-f27.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	alt2.aspmx.l.google.com	142.251.127.27 2404:6800:4000:1025::1a	lcfrai-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
40	43200s	aspmx2.googlemail.com	192.178.213.27 2a00:1450:4013:c1e::1b	yugrqzs-in-f27.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
50	43200s	aspmx3.googlemail.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	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#

1 records 422ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (skybooking.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.skybooking.dk)
p=reject	v=DMARC1;p=reject;pct=100;rua=mailto:post@skybooking.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 04:58:00

www	52.28.1.51 (AS16509) (address records, no CNAME)
www vs bare domain	Only www resolves skybooking.dk: no address www.skybooking.dk: 52.28.1.51 (AS16509) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
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#

344ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

241ms

Field	Value
Serial	2026032401
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 2026-10-15 07:16:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-03-31
Expires	2028-03-31 (528d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
rusol.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

231ms

217ms

228ms

AAAA

241ms

TXT

422ms

CAA

252ms

HTTPS

230ms

TLSA

208ms

SOA

241ms

MTA-STS

257ms

DNSSEC

344ms

SRV

317ms

Total

2366ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:02:55	490ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-30 04:15:42	690ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-23 23:56:28	571ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-22 20:58:44	835ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-05 02:49:27	725ms	2 NS 0 A 5 MX	🔒 Secure
2026-07-02 19:25:20	1527ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-26 13:33:31	640ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-24 15:49:01 shown	2366ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-19 13:53:45	901ms	2 NS 0 A 5 MX	⚠️ Bogus
2026-06-18 03:03:28	679ms	2 NS 0 A 5 MX	🔒 Secure
2026-06-18 02:53:51	689ms	2 NS 0 A 5 MX	🔒 Secure