linkbuilding-seo.dk

📜 Historical scan 2026-07-21 19:23:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

linkbuilding-seo.dk is a .dk domain served by 2 nameservers (fish.ns.cloudflare.com, pranab.ns.cloudflare.com). It was registered on 18 July 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.10 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.mahoje.dk. The zone is not DNSSEC-signed, publishes a 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   58ms
NameserverIP addressesPTRASN / ISP
fish.ns.cloudflare.com 108.162.194.252
162.159.38.252
172.64.34.252
2606:4700:50::a29f:26fc
2803:f800:50::6ca2:c2fc
2a06:98c1:50::ac40:22fc		 fish.ns.cloudflare.com
fish.ns.cloudflare.com
fish.ns.cloudflare.com
fish.ns.cloudflare.com
fish.ns.cloudflare.com
fish.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
pranab.ns.cloudflare.com 108.162.195.199
162.159.44.199
172.64.35.199
2606:4700:58::a29f:2cc7
2803:f800:50::6ca2:c3c7
2a06:98c1:50::ac40:23c7		 pranab.ns.cloudflare.com
pranab.ns.cloudflare.com
pranab.ns.cloudflare.com
pranab.ns.cloudflare.com
pranab.ns.cloudflare.com
pranab.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   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.47.10 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.169.174 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.mahoje.dk 89.167.70.15 mail.mahoje.dk AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovermail.mahoje.dk → 89.167.70.15
🔶 Autoconfigmail.mahoje.dk → 89.167.70.15

🔷 AAAA Records (IPv6)#

2 records   54ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:a9ae 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3034::6815:2f0a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   62ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.47.10,172.67.169.174 ech=AEX+DQBBcgAgACDYDgAMDic6dU2i2YrDDQSxYBfSbgxYxuKkA9g4Vd1yNAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a9ae,2606:4700:3034::6815:2f0a

🔌 SRV Records#

1 records   88ms
ServicePriorityWeightPortTarget
_imaps._tcp 0 1 993 mail.mahoje.dk

📝 TXT Records#

2 records   178ms
TXT Record
google-site-verification=3Zk2pm8Cr26url-wls05Ni2Nj2FtqVi3N7Gv7iUcDpI
v=spf1 mx -all

✉️ SPF#

PolicyRecord (linkbuilding-seo.dk)
-all (hard fail) v=spf1 mx -all

📨 DMARC#

PolicyRecord (_dmarc.linkbuilding-seo.dk)
p=reject v=DMARC1; p=reject; rua=mailto:postmaster@linkbuilding-seo.dk

📬 MTA-STS#

166ms
CheckResult
Status🧪 Testing
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modetesting
Policy ID9698806436038367355
max_age604800s
Policy MXmail.mahoje.dk

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:postmaster@linkbuilding-seo.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 07:03:06
www104.21.47.10 172.67.169.174 2606:4700:3030::ac43:a9ae 2606:4700:3034::6815:2f0a (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.linkbuilding-seo.dk 0oLhQ2ZM8a6hbAjwoetxUzeAG4369GIHFQg4PaOnsbc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2410111461
Primary NS (MNAME)fish.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-02 22:42:47
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2023-07-18
Expires2027-07-17 (270d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
58ms
A
55ms
MX
61ms
AAAA
54ms
TXT
178ms
CAA
59ms
HTTPS
62ms
TLSA
131ms
SOA
0ms
MTA-STS
166ms
DNSSEC
143ms
SRV
88ms
Total
1030ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 22:41:50 6712ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-03 22:26:47 859ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-02 22:24:38 4716ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-01 22:21:09 1127ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 22:08:10 1356ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-26 21:29:11 880ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 20:11:10 934ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 08:28:46 848ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-23 13:28:42 2858ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-09 07:27:22 1451ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-21 19:23:13 shown 1030ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-21 11:02:03 1241ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-19 18:03:48 857ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 11:51:18 1184ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone