holion.dk

📜 Historical scan 2026-08-11 18:00:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holion.dk is a .dk domain served by 2 nameservers (earl.ns.cloudflare.com, jade.ns.cloudflare.com). It was registered on 20 October 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.77.225 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 207ms

Nameserver	IP addresses	PTR	ASN / ISP
earl.ns.cloudflare.com	108.162.193.161 172.64.33.161 173.245.59.161 2606:4700:58::adf5:3ba1 2803:f800:50::6ca2:c1a1 2a06:98c1:50::ac40:21a1	earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jade.ns.cloudflare.com	108.162.192.167 172.64.32.167 173.245.58.167 2606:4700:50::adf5:3aa7 2803:f800:50::6ca2:c0a7 2a06:98c1:50::ac40:20a7	jade.ns.cloudflare.com jade.ns.cloudflare.com jade.ns.cloudflare.com jade.ns.cloudflare.com jade.ns.cloudflare.com jade.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 232ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.77.225	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.212.33	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 194ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	173.194.76.26 2a00:1450:4001:c21::1a	ws-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.213.26 2a00:1450:4025:c01::1a	yugrqzs-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4001:c21::1b	yulpptr-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.213.26 2a00:1450:4013:c1e::1b	yugrqzs-in-f26.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	142.251.127.27 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx4.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
10	300s	aspmx5.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 199ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:d421	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:4de1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 209ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.77.225,172.67.212.33 ech=AEX+DQBBawAgACBOd5+EiGQ8jwtCjY1XmNDQobUxr7vul130WB7k+wa5dwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:d421,2606:4700:3037::6815:4de1

📝 TXT Records#

2 records 411ms

TXT Record
google-site-verification=--m-gOJ1JCp_0tCqqxqU2u3ibpuMcnKNEyYV0M0w5GI
v=spf1 include:_spf.google.com include:sendgrid.net include:anna.holion.dk ~all

✉️ SPF#

Policy	Record (holion.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:sendgrid.net include:anna.holion.dk ~all

📨 DMARC#

Policy	Record (_dmarc.holion.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email;

📬 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 2026-10-09 00:30:28

www	104.21.77.225 172.67.212.33 2606:4700:3035::ac43:d421 2606:4700:3037::6815:4de1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network holion.dk: 104.21.77.225 172.67.212.33 2606:4700:3035::ac43:d421 2606:4700:3037::6815:4de1 (AS13335) www.holion.dk: 104.21.77.225 172.67.212.33 2606:4700:3035::ac43:d421 2606:4700:3037::6815:4de1 (AS13335)
Wildcard	No

✍️ DKIM keys#

3 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit
s1	s1.domainkey.u14037690.wl191.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u14037690.wl191.sendgrid.net	RSA · ~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: 9/10 · policy: ~all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

331ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2411815044
Primary NS (MNAME)	earl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 22:53:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-10-20
Expires	2026-10-31 (12d)

📋 WHOIS#

⏱️ Lookup Timing#

207ms

232ms

194ms

AAAA

199ms

TXT

411ms

CAA

191ms

HTTPS

209ms

TLSA

453ms

SOA

0ms

MTA-STS

265ms

DNSSEC

331ms

SRV

248ms

Total

5492ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 00:30:27	3213ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-03 22:40:07	653ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-01 02:12:52	778ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-04 06:59:56	1367ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-27 10:57:43	1156ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-27 09:55:55	794ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-26 09:55:50	1189ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-11 18:00:21 shown	5492ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-02 11:42:53	1149ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-21 19:25:49	681ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-20 15:26:34	846ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-20 09:02:10	734ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-17 14:04:28	4656ms	2 NS 2 A 7 MX	🔓 Insecure