substantia.dk

📜 Historical scan 2026-06-17 12:18:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

substantia.dk is a .dk domain served by 2 nameservers (guy.ns.cloudflare.com, melina.ns.cloudflare.com). It was registered on 16 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.159 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by substantia-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
guy.ns.cloudflare.com	108.162.193.173 172.64.33.173 173.245.59.173 2606:4700:58::adf5:3bad 2803:f800:50::6ca2:c1ad 2a06:98c1:50::ac40:21ad	guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melina.ns.cloudflare.com	108.162.194.184 162.159.38.184 172.64.34.184 2606:4700:50::a29f:26b8 2803:f800:50::6ca2:c2b8 2a06:98c1:50::ac40:22b8	melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.66.159	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.108	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	substantia-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::f 52.101.68.12 52.101.73.12 52.101.73.4 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)#

2 records 67ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:429f	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:cd6c	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 79ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.66.159,172.67.205.108 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:429f,2606:4700:3037::ac43:cd6c

📝 TXT Records#

3 records 206ms

TXT Record
google-site-verification=lyiIG9vRmgi8MSaOuDK5zA_iQ1ox70T53fR_ptCTPxQ
mandrill_verify.rMTbANYxdN2Jv89OmiT5NQ
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.substantia.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:ad04isvf@ag.eu.dmarcian.com;

📬 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 08:14:45

www	104.21.66.159 172.67.205.108 2606:4700:3036::6815:429f 2606:4700:3036::ac43:cd6c (AS13335) (address records, no CNAME)
www vs bare domain	Same network substantia.dk: 104.21.66.159 172.67.205.108 2606:4700:3036::6815:429f 2606:4700:3036::ac43:cd6c (AS13335) www.substantia.dk: 104.21.66.159 172.67.205.108 2606:4700:3036::6815:429f 2606:4700:3036::ac43:cd6c (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-substantia-dk._domainkey.oxymoroncom.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

67ms

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

🏷️ SOA#

36ms

Field	Value
Serial	2406714312
Primary NS (MNAME)	guy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 18:22:04

Field	Value
Registrar	DANDOMAIN A/S
Registered	2023-05-16
Expires	2027-05-15 (208d)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

47ms

68ms

AAAA

67ms

TXT

206ms

CAA

42ms

HTTPS

79ms

TLSA

919ms

SOA

36ms

MTA-STS

67ms

DNSSEC

67ms

SRV

0ms

Total

1878ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 18:53:02	944ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 21:07:59	1539ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 14:37:44	3290ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 13:33:06	1936ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 01:00:25	1593ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 02:57:50	2931ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-15 14:53:30	1318ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-05 18:23:54	34545ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 08:00:52	1229ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 12:18:22 shown	1878ms	2 NS 2 A 1 MX	🔓 Insecure