gainsprofessoren.dk

📜 Historical scan 2026-06-20 16:14:56  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gainsprofessoren.dk is a .dk domain served by 2 nameservers (jermaine.ns.cloudflare.com, joyce.ns.cloudflare.com). It was registered on 3 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.63.241 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.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   82ms
NameserverIP addressesPTRASN / ISP
jermaine.ns.cloudflare.com 108.162.195.157
162.159.44.157
172.64.35.157
2606:4700:58::a29f:2c9d
2803:f800:50::6ca2:c39d
2a06:98c1:50::ac40:239d		 jermaine.ns.cloudflare.com
jermaine.ns.cloudflare.com
jermaine.ns.cloudflare.com
jermaine.ns.cloudflare.com
jermaine.ns.cloudflare.com
jermaine.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
joyce.ns.cloudflare.com 108.162.194.14
162.159.38.14
172.64.34.14
2606:4700:50::a29f:260e
2803:f800:50::6ca2:c20e
2a06:98c1:50::ac40:220e		 joyce.ns.cloudflare.com
joyce.ns.cloudflare.com
joyce.ns.cloudflare.com
joyce.ns.cloudflare.com
joyce.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   62ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.63.241 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.173.92 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover188.114.96.1
🔶 Autoconfig188.114.96.1

🔷 AAAA Records (IPv6)#

2 records   80ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::6815:3ff1 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:ad5c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   78ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.63.241,172.67.173.92 ech=AEX+DQBBswAgACCtzfl+JLJmLUjZC1ZCnYHzuwbLlQguO5mcGuxGsJs9PwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3ff1,2606:4700:3035::ac43:ad5c

🔌 SRV Records#

1 records   159ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   282ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (gainsprofessoren.dk)
-all (hard fail) v=spf1 include:spf.simply.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 2026-10-10 04:18:53
www104.21.63.241 172.67.173.92 2606:4700:3033::6815:3ff1 2606:4700:3035::ac43:ad5c (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.gainsprofessoren.dk ISq5ROqirDZu7FWGkorX64bC3MTbm_NdcsgbR0Vs-rs
TXT _acme-challenge.gainsprofessoren.dk nrmyq1OPrllxm1FSyT8lzmPQn6QZ9NVSGYtFKbw7W9Q

🔗 TLSA / DANE#

2 records   118ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

202ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

78ms
FieldValue
Serial2406705813
Primary NS (MNAME)jermaine.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 09:34:56
FieldValue
RegistrarSimply.com A/S
Registered2024-10-03
Expires2027-10-02 (342d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
82ms
A
62ms
MX
83ms
AAAA
80ms
TXT
282ms
CAA
110ms
HTTPS
78ms
TLSA
118ms
SOA
78ms
MTA-STS
121ms
DNSSEC
202ms
SRV
159ms
Total
1025ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-21 18:14:27 720ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-07 07:24:04 2081ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 11:27:54 688ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-24 00:15:39 1029ms 2 NS 2 A 1 MX ❓ Unknown
2026-06-28 14:30:20 1985ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-21 23:48:18 628ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-21 14:30:23 533ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 16:14:56 shown 1025ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 09:48:20 963ms 2 NS 2 A 1 MX 🔓 Insecure
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