holder100.dk

Records from scan: 2026-10-01 01:00:09 · 2130ms total · last checked 2026-10-17 08:51 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holder100.dk is a .dk domain served by 2 nameservers (daniella.ns.cloudflare.com, zahir.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.100 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by holder100-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 78ms

Nameserver	IP addresses	PTR	ASN / ISP
daniella.ns.cloudflare.com	108.162.194.228 162.159.38.228 172.64.34.228 2606:4700:50::a29f:26e4 2803:f800:50::6ca2:c2e4 2a06:98c1:50::ac40:22e4	daniella.ns.cloudflare.com daniella.ns.cloudflare.com daniella.ns.cloudflare.com daniella.ns.cloudflare.com daniella.ns.cloudflare.com daniella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zahir.ns.cloudflare.com	108.162.195.145 162.159.44.145 172.64.35.145 2606:4700:58::a29f:2c91 2803:f800:50::6ca2:c391 2a06:98c1:50::ac40:2391	zahir.ns.cloudflare.com zahir.ns.cloudflare.com zahir.ns.cloudflare.com zahir.ns.cloudflare.com zahir.ns.cloudflare.com zahir.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 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.100	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.4	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	holder100-dk.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca09::26 2a01:111:f403:ca21::e 2a01:111:f403:ca3c::8 52.101.181.156 52.101.73.126 52.101.73.155 52.101.91.21	mail-am7pr02cu00302.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-matpr05cu00105.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.178.4

🔷 AAAA Records (IPv6)#

2 records 83ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:2b64	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:b204	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 83ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.100,172.67.178.4 ech=AEX+DQBBVwAgACCMfw4T3q1qqkYA+bhgMOEBh7kVJ/GYmCvejGjXbxDZFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2b64,2606:4700:3033::ac43:b204

📝 TXT Records#

5 records 276ms

TXT Record
facebook-domain-verification=olhq68qk6lxsljjw158u89e1vxjuq1
google-site-verification=6xoUtIeQLgkgFlM33mHlPEJF-Cq0Bn_wPtVQAmQY8zQ
MS=ms62232499
Sendinblue-code:4f752977947c38b090c8f83b8cd94c51
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (holder100.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.holder100.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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#

checked 2026-10-11 05:43:07

www	104.21.43.100 172.67.178.4 2606:4700:3033::6815:2b64 2606:4700:3033::ac43:b204 (AS13335) (address records, no CNAME)
www vs bare domain	Same network holder100.dk: 104.21.43.100 172.67.178.4 2606:4700:3033::6815:2b64 2606:4700:3033::ac43:b204 (AS13335) www.holder100.dk: 104.21.43.100 172.67.178.4 2606:4700:3033::6815:2b64 2606:4700:3033::ac43:b204 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

216ms

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

🏷️ SOA#

78ms

Field	Value
Serial	2416216625
Primary NS (MNAME)	daniella.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#

78ms

84ms

74ms

AAAA

83ms

TXT

276ms

CAA

69ms

HTTPS

83ms

TLSA

930ms

SOA

78ms

MTA-STS

131ms

DNSSEC

216ms

SRV

114ms

Total

2130ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:00:09 shown	2130ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 00:47:22	1136ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 12:20:56	1507ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 22:13:02	2094ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 17:43:30	1530ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-03 17:50:15	4230ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-09 02:44:13	11065ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 00:46:20	1211ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:12:50	261ms	0 NS 0 A 0 MX	❓ Unknown