mailbob.dk

📜 Historical scan 2026-06-28 05:29:15  ·  ← 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   221ms
NameserverIP addressesPTRASN / 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   206ms
IPTTLPTRASNISP / OrgCIDRCountryCity
31.220.95.179 300s vmi1505250.contaboserver.net AS51167 Contabo GmbH 31.220.80.0/20 🇫🇷 France Lauterbourg

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover31.220.95.179
🔶 Autoconfig31.220.95.179

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   434ms
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#

PolicyRecord (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 2026-10-09 09:58:19
www31.220.95.179 (AS51167) (address records, no CNAME)
www vs bare domainSame network
mailbob.dk: 31.220.95.179 (AS51167)
www.mailbob.dk: 31.220.95.179 (AS51167)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 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#

292ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

229ms
FieldValue
Serial2024022803
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-10 09:40:40
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2023-11-03
Expires2027-11-02 (377d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
221ms
A
206ms
MX
216ms
AAAA
210ms
TXT
434ms
CAA
222ms
HTTPS
208ms
TLSA
723ms
SOA
229ms
MTA-STS
237ms
DNSSEC
292ms
SRV
242ms
Total
1661ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 09:58:19 1206ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-01 09:38:23 545ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-28 05:29:15 shown 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
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