seo.dk

📜 Historical scan 2026-06-27 09:49:00 · ← 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 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 260ms

Nameserver	IP addresses	PTR	ASN / 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 263ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
18.202.8.75	300s	—	AS16509	Amazon.com, Inc.	18.200.0.0/14	🇮🇪 Ireland	Dublin
3.248.56.152	300s	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	300s	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 226ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	172.253.152.27 2a00:1450:4013:c1e::1b	yulpptr-in-f27.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.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 700ms

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

✉️ SPF#

Policy	Record (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

www	104.21.4.41 172.67.131.163 2606:4700:3034::6815:429 2606:4700:3037::ac43:83a3 (AS13335) (address records, no CNAME)
www vs bare domain	Different networks seo.dk: 18.202.8.75 3.248.56.152 54.155.19.65 (AS16509) www.seo.dk: 104.21.4.41 172.67.131.163 2606:4700:3034::6815:429 2606:4700:3037::ac43:83a3 (AS13335) (all like this)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
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#

311ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

212ms

Field	Value
Serial	2403799985
Primary NS (MNAME)	heather.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

260ms

263ms

226ms

AAAA

264ms

TXT

700ms

CAA

206ms

HTTPS

236ms

TLSA

893ms

SOA

212ms

MTA-STS

216ms

DNSSEC

311ms

SRV

272ms

Total

3475ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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	1586ms	2 NS 3 A 5 MX	🔓 Insecure
2026-06-27 09:49:00 shown	3475ms	2 NS 3 A 5 MX	🔓 Insecure
2026-06-18 03:00:02	1181ms	2 NS 3 A 5 MX	⚠️ Bogus