seo.dk

📜 Historical scan 2026-07-08 21:21:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seo.dk is a .dk domain served by 2 nameservers (heather.ns.cloudflare.com, noel.ns.cloudflare.com). It was registered on 27 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.202.8.75 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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
heather.ns.cloudflare.com 108.162.192.161
172.64.32.161
173.245.58.161
2606:4700:50::adf5:3aa1
2803:f800:50::6ca2:c0a1
2a06:98c1:50::ac40:20a1		 heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
noel.ns.cloudflare.com 108.162.193.216
172.64.33.216
173.245.59.216
2606:4700:58::adf5:3bd8
2803:f800:50::6ca2:c1d8
2a06:98c1:50::ac40:21d8		 noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

3 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
18.202.8.75 16s ec2-18-202-8-75.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 18.200.0.0/14 🇮🇪 Ireland Dublin
3.248.56.152 16s ec2-3-248-56-152.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 3.240.0.0/12 🇮🇪 Ireland Dublin
54.155.19.65 16s ec2-54-155-19-65.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 54.154.0.0/15 🇮🇪 Ireland Dublin

📧 MX Records#

5 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aspmx.l.google.com 142.250.147.27
2a00:1450:4010:c09::1a
2a00:1450:4010:c09::1a		 rd-in-f27.1e100.net
lk-in-x1a.1e100.net
lk-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 300s alt1.aspmx.l.google.com 192.178.211.26
2404:6800:4000:1025::1b		 lcbomp-in-f26.1e100.net
lcbomp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt2.aspmx.l.google.com 172.253.158.27
2404:6800:4003:c26::1b		 so-in-f27.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s aspmx2.googlemail.com 192.178.158.26
2404:6800:4013:813::1b		 lcdels-in-f26.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s aspmx3.googlemail.com 172.253.158.27
2404:6800:4003:c26::1a		 so-in-f27.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   299ms
TXT Record
google-site-verification=ZAcnU97MbDrvXeTNF3qgi9NC2ERb-yNAFP8M2A-E0sQ
v=spf1 include:_spf.google.com include:7956856.spf03.hubspotemail.net ~all

✉️ SPF#

PolicyRecord (seo.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:7956856.spf03.hubspotemail.net ~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 2026-10-08 02:32:21
www104.21.4.41 172.67.131.163 2606:4700:3034::6815:429 2606:4700:3037::ac43:83a3 (AS13335) (address records, no CNAME)
www vs bare domainDifferent networks (all like this)
WildcardNo

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u9152139.wl140.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u9152139.wl140.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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

140ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2408909977
Primary NS (MNAME)heather.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-19 21:27:29
FieldValue
RegistrarAbion AB
Registered2002-08-27
Expires2027-09-30 (345d)

🔗 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
seokursus.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
58ms
A
52ms
MX
56ms
AAAA
42ms
TXT
299ms
CAA
46ms
HTTPS
54ms
TLSA
168ms
SOA
0ms
MTA-STS
68ms
DNSSEC
140ms
SRV
86ms
Total
1586ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 23:35:22 803ms 2 NS 3 A 5 MX 🔓 Insecure
2026-09-29 23:58:16 800ms 2 NS 3 A 5 MX 🔓 Insecure
2026-09-22 13:51:34 810ms 2 NS 3 A 5 MX 🔓 Insecure
2026-09-18 11:04:53 1054ms 2 NS 3 A 5 MX 🔓 Insecure
2026-09-15 15:20:13 1108ms 2 NS 3 A 5 MX 🔓 Insecure
2026-09-08 03:20:04 1528ms 2 NS 3 A 5 MX 🔓 Insecure
2026-08-27 07:38:36 891ms 2 NS 3 A 5 MX 🔓 Insecure
2026-07-18 02:38:28 1456ms 2 NS 3 A 5 MX 🔓 Insecure
2026-07-08 21:21:37 shown 1586ms 2 NS 3 A 5 MX 🔓 Insecure
2026-06-27 09:49:00 3475ms 2 NS 3 A 5 MX 🔓 Insecure
2026-06-18 03:00:02 1181ms 2 NS 3 A 5 MX ⚠️ Bogus
dhd.dk [/] search Domains, Hosts & DNS — .dk zone