substantia.dk

📜 Historical scan 2026-09-24 14:37:44  ·  ← 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   37ms
NameserverIP addressesPTRASN / 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   2032ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.66.159 298s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.205.108 298s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s substantia-dk.mail.protection.outlook.com 2a01:111:f403:ca04::a
2a01:111:f403:ca04::f
2a01:111:f403:ca21::c
2a01:111:f403:ca48::8
52.101.103.162
52.101.185.21
52.101.68.21
52.101.73.120		 mail-du0pr03cu00102.inbound.protection.outlook.com
mail-db7pr03cu00507.inbound.protection.outlook.com
mail-matpr04cu00204.inbound.protection.outlook.com
mail-miypr02cu00100.inbound.protection.outlook.com
mail-miypr03cu00202.inbound.protection.outlook.com
mail-zrxpr05cu00105.inbound.protection.outlook.com
mail-db4pr02cu00205.inbound.protection.outlook.com
mail-am7pr02cu00300.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#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig20.81.184.48

🔷 AAAA Records (IPv6)#

2 records   49ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3036::6815:429f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::ac43:cd6c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   59ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.66.159,172.67.205.108 ech=AEX+DQBBtAAgACBMVhU6Pprc/Q2nBif/2QW9U82vLhRMfXSxE9CtcXcrPgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:429f,2606:4700:3036::ac43:cd6c

📝 TXT Records#

3 records   205ms
TXT Record
google-site-verification=lyiIG9vRmgi8MSaOuDK5zA_iQ1ox70T53fR_ptCTPxQ
mandrill_verify.rMTbANYxdN2Jv89OmiT5NQ
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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
www104.21.66.159 172.67.205.108 2606:4700:3036::6815:429f 2606:4700:3036::ac43:cd6c (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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#

72ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413975551
Primary NS (MNAME)guy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 18:22:04
FieldValue
RegistrarDANDOMAIN A/S
Registered2023-05-16
Expires2027-05-15 (208d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
2032ms
MX
41ms
AAAA
49ms
TXT
205ms
CAA
36ms
HTTPS
59ms
TLSA
794ms
SOA
0ms
MTA-STS
56ms
DNSSEC
72ms
SRV
65ms
Total
3290ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 shown 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 1878ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone