gulbaek.dk DNS records

🖥️ Nameservers2 records 27ms

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 Records1 records 24ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records6 records 21ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.1.26 2a00:1450:4010:c0a::1a 2a00:1450:4010:c0a::1a	lb-in-f26.1e100.net lm-in-f26.1e100.net lm-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.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
5	43200s	alt2.aspmx.l.google.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
20	43200s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4013:813::1b	lcbomp-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	aspmx3.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4001:c01::1a	so-in-f26.1e100.net yukulwh-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

🔌 SRV Records5 records 45ms

Service	Port	Target
_xmpp-server._tcp	5269	xmpp-server3.l.google.com
_xmpp-server._tcp	5269	xmpp-server4.l.google.com
_xmpp-server._tcp	5269	xmpp-server.l.google.com
_xmpp-server._tcp	5269	xmpp-server1.l.google.com
_xmpp-server._tcp	5269	xmpp-server2.l.google.com

📝 TXT Records1 records 113ms

TXT Record
v=DMARC1; p=reject; rua=mailto:lars@gulbaek.dk; ruf=mailto:lars@gulbaek.dk; fo=1; adkim=s; aspf=s;

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

24ms

MX

21ms

AAAA

29ms

TXT

113ms

CAA

24ms

HTTPS

23ms

TLSA

78ms

SOA

0ms

MTA-STS

33ms

DNSSEC

93ms

SRV

45ms

Total

672ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:37:40	672ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-08-26 16:16:40	751ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-08-23 20:30:08	5451ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-08-22 18:15:51	3185ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-08-21 18:13:28	8963ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-07-26 07:57:36	17057ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-06-25 07:17:59	767ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-06-23 19:03:29	1156ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 10:42:45	910ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-06-17 10:39:26	830ms	2 NS 1 A 6 MX	🔒 Secure	View