serp.dk

📜 Historical scan 2026-06-27 08:35:49  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

serp.dk is a .dk domain served by 2 nameservers (marjory.ns.cloudflare.com, marty.ns.cloudflare.com). It was registered on 18 June 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.172 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.forwardemail.net, mx2.forwardemail.net. 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   43ms
NameserverIP addressesPTRASN / ISP
marjory.ns.cloudflare.com 108.162.192.193
172.64.32.193
173.245.58.193
2606:4700:50::adf5:3ac1
2803:f800:50::6ca2:c0c1
2a06:98c1:50::ac40:20c1		 marjory.ns.cloudflare.com
marjory.ns.cloudflare.com
marjory.ns.cloudflare.com
marjory.ns.cloudflare.com
marjory.ns.cloudflare.com
marjory.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
marty.ns.cloudflare.com 108.162.193.204
172.64.33.204
173.245.59.204
2606:4700:58::adf5:3bcc
2803:f800:50::6ca2:c1cc
2a06:98c1:50::ac40:21cc		 marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.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   23ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.61.172 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.212.98 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.forwardemail.net 121.127.44.56
138.197.213.185
2604:a880:2:d0::306:1
2a02:6ea0:d71e::2		 mx1.forwardemail.net
mx1.forwardemail.net
mx1.forwardemail.net
mx1.forwardemail.net		 AS60068 Datacamp Limited
AS14061 DigitalOcean, LLC
AS14061 DigitalOcean, LLC
AS60068 Datacamp Limited
10 300s mx2.forwardemail.net 104.248.224.170
121.127.44.59
2604:a880:400:d1::cd:9001
2a02:6ea0:d71e::1		 mx2.forwardemail.net
mx2.forwardemail.net
mx2.forwardemail.net
mx2.forwardemail.net		 AS14061 DigitalOcean, LLC
AS60068 Datacamp Limited
AS14061 DigitalOcean, LLC
AS60068 Datacamp Limited

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverserp.dk → 185.151.30.159
🔶 Autoconfigserp.dk → 185.151.30.159

🔷 AAAA Records (IPv6)#

2 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:3dac 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::ac43:d462 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   31ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.61.172,172.67.212.98 ech=AEX+DQBBCwAgACBbL7cpwXvATHtJjZOmp1tKI0c53LhBsdSfuBPlFKFzcQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3dac,2606:4700:3036::ac43:d462

📝 TXT Records#

3 records   180ms
TXT Record
forward-email=riisager@gmail.com
google-site-verification=W2N9cAda5HmKzi4_9_KhD9pY_Z6ayxJYx3d5JRKMrlI
v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com -all

✉️ SPF#

PolicyRecord (serp.dk)
-all (hard fail) v=spf1 a mx include:spf.forwardemail.net include:_spf.google.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 07:39:26
www104.21.61.172 172.67.212.98 2606:4700:3033::ac43:d462 2606:4700:3035::6815:3dac (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: 8/10 · policy: -all

  • warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.serp.dk serp.dk

🔗 TLSA / DANE#

2 records   67ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.forwardemail.net DANE-EE · SPKI · SHA-256 5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net DANE-EE · SPKI · SHA-256 5E81DA1AF16DF20B13E667AD6D9C2B65…

🔐 DNSSEC#

68ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

30ms
FieldValue
Serial2406683058
Primary NS (MNAME)marjory.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 10:29:47
FieldValue
RegistrarNetsite A/S
Registered2008-06-18
Expires2027-07-31 (286d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
23ms
MX
36ms
AAAA
36ms
TXT
180ms
CAA
31ms
HTTPS
31ms
TLSA
67ms
SOA
30ms
MTA-STS
50ms
DNSSEC
68ms
SRV
64ms
Total
1030ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 07:28:14 645ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-11 16:19:21 1208ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-11 00:24:20 1645ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-03 03:57:24 957ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-10 04:22:15 1517ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-13 09:14:36 1658ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-28 04:43:21 1119ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-27 08:35:49 shown 1030ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-26 08:10:12 1193ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-23 17:51:23 1576ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-22 09:22:30 1185ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 07:01:09 568ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-21 05:29:03 745ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-17 11:47:20 1548ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone