exponent.dk

📜 Historical scan 2026-06-29 13:41:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

exponent.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 31 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.118 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by exponent-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.118	360s	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	exponent-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.18 52.101.73.22 52.101.73.26	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 33ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 155ms

TXT Record
v=spf1 mx ip4:91.216.118.112 include:spf.protection.outlook.com -all
WB=8CD9fOmpHEeRHckPNu5d/A

✉️ SPF#

Policy	Record (exponent.dk)
-all (hard fail)	v=spf1 mx ip4:91.216.118.112 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 23:20:10

www	46.30.213.118 (AS51468) (address records, no CNAME)
www vs bare domain	Same network exponent.dk: 46.30.213.118 (AS51468) www.exponent.dk: 46.30.213.118 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u9299615.wl116.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u9299615.wl116.sendgrid.net	RSA · ~1024 bit below 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: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.exponent.dk	exponent.dk.acme.service.one.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

51ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2023112902
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 22:05:23

Field	Value
Registrar	ONE.COM A/S
Registered	2005-08-31
Expires	2027-08-31 (311d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

28ms

33ms

AAAA

29ms

TXT

155ms

CAA

26ms

HTTPS

29ms

TLSA

251ms

SOA

26ms

MTA-STS

32ms

DNSSEC

51ms

SRV

33ms

Total

850ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 21:57:20	2741ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 22:20:20	4901ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 07:26:18	10298ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 13:41:28 shown	850ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:09:05	1464ms	2 NS 1 A 1 MX	🔒 Secure