c2elements.dk

📜 Historical scan 2026-10-10 23:59:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

c2elements.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 17 October 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.158.74 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by c2elements-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.74	3600s	linux210.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	c2elements-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::a 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::c 52.101.68.25 52.101.73.120 52.101.73.123 52.101.73.155	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr02cu00203.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	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 56ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	1	443	he.hostonline.dk

📝 TXT Records#

3 records 151ms

TXT Record
mandrill_verify.O_VoibIOhO35-NUtWp-wwQ
MS=ms52507979
v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk a:smtp.simply.com -all

✉️ SPF#

Policy	Record (c2elements.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk a:smtp.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.c2elements.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#

latest probe, not this scan · checked 2026-10-15 08:24:07

www CNAME	c2elements.dk (all on c2elements.dk) → 93.191.158.74 (AS48854)
www vs bare domain	Same network c2elements.dk: 93.191.158.74 (AS48854) www.c2elements.dk: 93.191.158.74 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-c2elements-dk._domainkey.c2elementsaps.q-v1.dkim.mail.microsoft	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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

111ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

46ms

Field	Value
Serial	2026101002
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	86400s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	172800s

📋 Registration#

WHOIS fetched 2026-10-14 23:56:23

Field	Value
Registrar	TS COMPUTER ApS
Registered	2005-10-17
Expires	2026-10-31 (14d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
c2-elements.dk	TS COMPUTER ApS

📋 WHOIS#

⏱️ Lookup Timing#

38ms

39ms

44ms

AAAA

34ms

TXT

151ms

CAA

38ms

HTTPS

36ms

TLSA

739ms

SOA

46ms

MTA-STS

51ms

DNSSEC

111ms

SRV

56ms

Total

1396ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 08:24:07	2322ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-10 23:59:08 shown	1396ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 15:55:42	1155ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 15:14:57	1642ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 15:04:06	1478ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 04:01:30	10164ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-25 18:00:30	1480ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-20 16:03:55	2175ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-15 10:05:50	950ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-13 05:03:36	1382ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-09 04:17:58	1100ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-01 01:01:04	914ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 23:46:51	1839ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:02:41	964ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-21 12:09:00	9604ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-19 09:18:48	25699ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-16 09:08:35	9038ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-11 03:58:36	7699ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 13:01:45	1534ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-02 11:54:45	10724ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-27 23:05:57	1435ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-22 20:12:18	1309ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-18 08:08:39	1229ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-15 00:48:54	1188ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-08 19:09:10	1898ms	3 NS 1 A 1 MX	🔒 Secure