careermentor.dk

📜 Historical scan 2026-07-15 22:18:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

careermentor.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, leah.ns.cloudflare.com). It was registered on 22 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.213 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.unoeuro.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   111ms
NameserverIP addressesPTRASN / ISP
ivan.ns.cloudflare.com 108.162.193.120
172.64.33.120
173.245.59.120
2606:4700:58::adf5:3b78
2803:f800:50::6ca2:c178
2a06:98c1:50::ac40:2178		 ivan.ns.cloudflare.com
ivan.ns.cloudflare.com
ivan.ns.cloudflare.com
ivan.ns.cloudflare.com
ivan.ns.cloudflare.com
ivan.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
leah.ns.cloudflare.com 108.162.192.129
172.64.32.129
173.245.58.129
2606:4700:50::adf5:3a81
2803:f800:50::6ca2:c081
2a06:98c1:50::ac40:2081		 leah.ns.cloudflare.com
leah.ns.cloudflare.com
leah.ns.cloudflare.com
leah.ns.cloudflare.com
leah.ns.cloudflare.com
leah.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   135ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.31.213 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.179.251 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   133ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.unoeuro.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.31.213
🔶 Autoconfig104.21.31.213

🔷 AAAA Records (IPv6)#

2 records   123ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:1fd5 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:b3fb 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   112ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.31.213,172.67.179.251 ech=AEX+DQBBFwAgACBSY1zRPIdgrFD/wNcfSVl1lBTu0GiSW+84hAgGUrsyYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1fd5,2606:4700:3037::ac43:b3fb

🔌 SRV Records#

1 records   152ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.unoeuro.com

📝 TXT Records#

5 records   269ms
TXT Record
firebase=careermentor-da3ae
google-site-verification=JE4K2zVnj8ZuOUA2OZfZDNzTH-bhffc-rW2GCpotUMI
v=spf1 include:_spf.firebasemail.com ~all
v=spf1 include:spf.simply.com -all
v=spf1 include:spf.unoeuro.com ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (careermentor.dk)
~all (soft fail) v=spf1 include:_spf.firebasemail.com ~all
-all (hard fail) v=spf1 include:spf.simply.com -all
~all (soft fail) v=spf1 include:spf.unoeuro.com ~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 2026-10-07 20:31:11
www104.21.31.213 172.67.179.251 2606:4700:3030::6815:1fd5 2606:4700:3037::ac43:b3fb (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u12304299.wl050.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u12304299.wl050.sendgrid.net RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

  • error 3 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

198ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2409422631
Primary NS (MNAME)ivan.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 01:34:22
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-11-22
Expires2026-11-30 (37d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
leadthetalent.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
111ms
A
135ms
MX
133ms
AAAA
123ms
TXT
269ms
CAA
120ms
HTTPS
112ms
TLSA
768ms
SOA
0ms
MTA-STS
150ms
DNSSEC
198ms
SRV
152ms
Total
1729ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-21 00:26:34 802ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-15 14:18:09 923ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 17:27:48 2796ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-17 01:46:46 872ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-15 22:18:29 shown 1729ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 17:01:56 1465ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 15:06:17 629ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 19:26:36 389ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 19:21:00 572ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone