skybooking.dk

Records from scan: 2026-09-30 18:02:55 · 490ms total · last checked 2026-10-18 15:40 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 31ms

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 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	173.194.221.26 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a	lm-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
40	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
50	43200s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	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#

1 records 157ms

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#

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#

66ms

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

🏷️ SOA#

61ms

Field	Value
Serial	2026092001
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#

31ms

35ms

33ms

AAAA

32ms

TXT

157ms

CAA

31ms

HTTPS

37ms

TLSA

54ms

SOA

61ms

MTA-STS

42ms

DNSSEC

66ms

SRV

50ms

Total

490ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:02:55 shown	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	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