mailbob.dk

📜 Historical scan 2026-07-01 09:38:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mailbob.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 3 November 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.220.95.179 is hosted by Contabo GmbH (AS51167) in France. The zone is DNSSEC-signed and validates, has no 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
31.220.95.179	60s	vmi1505250.contaboserver.net	AS51167	Contabo GmbH	31.220.80.0/20	🇫🇷 France	Lauterbourg

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	31.220.95.179
🔶 Autoconfig	31.220.95.179

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 132ms

TXT Record
v=spf1 include:sparkpostmail.com include:send.heysender.com include:zencrm.dk ip4:185.53.131.87 include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (mailbob.dk)
~all (soft fail)	v=spf1 include:sparkpostmail.com include:send.heysender.com include:zencrm.dk ip4:185.53.131.87 include:relay.mailchannels.net ~all

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-21 06:00:48

www	31.220.95.179 (AS51167) (address records, no CNAME)
www vs bare domain	Same network mailbob.dk: 31.220.95.179 (AS51167) www.mailbob.dk: 31.220.95.179 (AS51167)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

error include:zencrm.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

51ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2024022803
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 09:40:40

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-11-03
Expires	2027-11-02 (377d)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

26ms

AAAA

34ms

TXT

132ms

CAA

35ms

HTTPS

26ms

TLSA

98ms

SOA

28ms

MTA-STS

37ms

DNSSEC

51ms

SRV

40ms

Total

545ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 06:00:48	711ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-09 09:58:19	1206ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-01 09:38:23 shown	545ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-28 05:29:15	1661ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-22 18:32:04	688ms	2 NS 1 A 0 MX	⚠️ Bogus
2026-06-17 13:37:29	3685ms	2 NS 1 A 0 MX	🔒 Secure