ceptiv.dk DNS records

🖥️ Nameservers3 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.contabo.net	2a02:c207:ff00:1200::1 5.180.150.13	— ns1.contabo.net	AS51167 Contabo GmbH AS51167 Contabo GmbH
ns2.contabo.net	195.179.224.10 2a02:c202:5028:1200::1	ns2.contabo.net —	AS51167 Contabo GmbH AS51167 Contabo GmbH
ns3.contabo.net	209.126.15.15 2605:a140:5028:1200::1	ns3.contabo.net —	AS40021 Contabo Inc. AS40021 Contabo Inc.

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.91.127.187	3600s	vmi3055379.contaboserver.net	AS51167	Contabo GmbH	144.91.64.0/18	🇫🇷 France	Lauterbourg

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	my.mailbux.com	37.27.115.123	elastic.mailbux.com	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	my.mailbux.com → 37.27.115.123
🔶 Autoconfig	my.mailbux.com → 37.27.115.123

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 89ms

Service	Priority	Weight	Port	Target
_imap._tcp	0	1	143	my.mailbux.com
_imaps._tcp	0	1	993	my.mailbux.com

📝 TXT Records1 records 277ms

TXT Record
v=spf1 include:msg25.com ~all

✉️ SPF

Policy	Record (ceptiv.dk)
~all (soft fail)	v=spf1 include:msg25.com ~all

📨 DMARC

Policy	Record (_dmarc.ceptiv.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@ceptiv.dk

📬 MTA-STS312ms

Check	Result
Status	⚠️ Invalid
TXT record (_mta-sts)	✓ Found
HTTPS policy	✗ Missing / invalid
Policy ID	14343658018203870626
Policy MX	—

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:postmaster@ceptiv.dk

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

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

🔐 DNSSEC113ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	1788105297
Primary NS (MNAME)	ns1.contabo.net
Responsible (RNAME)	hostmaster@contabo.de
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

40ms

MX

38ms

AAAA

41ms

TXT

277ms

CAA

40ms

HTTPS

37ms

TLSA

370ms

SOA

0ms

MTA-STS

312ms

DNSSEC

113ms

SRV

89ms

Total

1835ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 17:54:58	1835ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-29 15:36:32	1297ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 08:44:14	1547ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 08:35:04	1109ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 08:29:52	1508ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-24 22:45:47	2556ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-23 20:25:36	3374ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-22 19:53:00	4911ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 19:29:33	7393ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 19:27:34	6234ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-19 06:45:49	2613ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 05:21:27	3652ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-17 03:33:09	2497ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-15 16:09:05	2921ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-12 18:58:33	1621ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-11 18:14:57	9021ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-09 23:56:42	1040ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 12:18:35	1170ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 00:01:53	16685ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-30 14:42:48	3429ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-29 02:57:17	10034ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 13:57:07	938ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 13:03:22	9979ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 12:31:15	1089ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-24 12:00:08	1071ms	3 NS 1 A 1 MX	🔓 Insecure	View