gainsprofessoren.dk

📜 Historical scan 2026-09-07 07:24:04  ·  ← 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   68ms
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
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   117ms
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   131ms
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
🔷 Autodiscover104.21.63.241
🔶 Autoconfig104.21.63.241

🔷 AAAA Records (IPv6)#

2 records   128ms
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   151ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.63.241,172.67.173.92 ech=AEX+DQBBAgAgACCpW8RMF1cNywVi46QM4FLAwS46VbOf6G47TbidOFXPdAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3ff1,2606:4700:3035::ac43:ad5c

🔌 SRV Records#

1 records   149ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   270ms
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   491ms
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#

167ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414194964
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 (343d)

🔗 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
68ms
A
117ms
MX
131ms
AAAA
128ms
TXT
270ms
CAA
146ms
HTTPS
151ms
TLSA
491ms
SOA
0ms
MTA-STS
116ms
DNSSEC
167ms
SRV
149ms
Total
2081ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-21 18:14:27 720ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-07 07:24:04 shown 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 1025ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 09:48:20 963ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone