careerclub.dk DNS records

🖥️ Nameservers2 records 46ms

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 Records4 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records4 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod10-cph3.one.com	104.37.34.70	mx1.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod10-cph3.one.com	104.37.34.71	mx2.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod10-cph3.one.com	104.37.34.72	mx3.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod10-cph3.one.com	104.37.34.73	mx4.pub.mailpod10-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 170ms

TXT Record
google-site-verification=kJZiQNWGTQC_MtPlJRRMAJWbyURHMQVMSmEyjqlGMF8
v=spf1 include:_spf.mlsend.com include:_custspf.one.com ~all
v=spf1 include:sendersrv.com include:_spf.mlsend.com include:_custspf.one.com ~all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (careerclub.dk)
~all (soft fail)	v=spf1 include:_spf.mlsend.com include:_custspf.one.com ~all
~all (soft fail)	v=spf1 include:sendersrv.com include:_spf.mlsend.com include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.careerclub.dk)
p=none (monitor only)	v=DMARC1; p=none
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

🔗 TLSA / DANE8 records 106ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	6F2F6668E559087AD0C5D55F223128E2…

🔐 DNSSEC86ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083101
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

46ms

A

53ms

MX

39ms

AAAA

47ms

TXT

170ms

CAA

55ms

HTTPS

41ms

TLSA

106ms

SOA

0ms

MTA-STS

63ms

DNSSEC

86ms

SRV

65ms

Total

789ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 07:25:41	789ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-09-01 21:41:33	1370ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-08-28 04:26:44	1044ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-08-25 21:25:20	913ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-08-23 06:23:00	5762ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-08-06 22:10:01	1129ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-07-19 01:15:19	13900ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-06-30 11:28:40	765ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-06-25 14:42:41	846ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-06-24 03:42:18	1171ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 19:30:15	666ms	2 NS 4 A 4 MX	🔒 Secure	View
2026-06-16 19:20:30	973ms	2 NS 4 A 4 MX	🔒 Secure	View