dem-esb.dk

📜 Historical scan 2026-09-18 15:58:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dem-esb.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 28 May 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.234.115.151 is hosted by Akamai Connected Cloud (AS63949) in Sweden. Mail is handled by demesb-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

4 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records#

1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.234.115.151	3600s	172-234-115-151.ip.linodeusercontent.com	AS63949	Akamai Connected Cloud	172.234.0.0/16	🇸🇪 Sweden	Stockholm

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	demesb-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca21::10 2a01:111:f403:ca21::e 2a01:111:f403:ca48::12 52.101.181.156 52.101.209.31 52.101.68.15 52.101.68.29	mail-du0pr03cu00102.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 121ms

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

📝 TXT Records#

3 records 261ms

TXT Record
google-site-verification=e80l7ddM_DeRYXJleBYx8HOOyj-OMLLtVhkqk4t1m9I
MS=ms53347968
v=spf1 include:spf.protection.outlook.com include:_spf.google.com ip4:212.130.183.3 -all

✉️ SPF#

Policy	Record (dem-esb.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.google.com ip4:212.130.183.3 -all

📨 DMARC#

Policy	Record (_dmarc.dem-esb.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:64lu79ms@ag.eu.dmarcadvisor.com; ruf=mailto:64lu79ms@fr.eu.dmarcadvisor.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 01:32:28

www	172.234.115.151 (AS63949) (address records, no CNAME)
www vs bare domain	Same network dem-esb.dk: 172.234.115.151 (AS63949) www.dem-esb.dk: 172.234.115.151 (AS63949)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-demesb-dk0i._domainkey.danishmanagement.onmicrosoft.com	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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2066ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025082601
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-18 10:14:53

Field	Value
Registrar	Eurodns S.A
Registered	2015-05-28
Expires	2027-05-31 (222d)

🔗 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
dem.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

40ms

AAAA

61ms

TXT

261ms

CAA

50ms

HTTPS

57ms

TLSA

1157ms

SOA

0ms

MTA-STS

64ms

DNSSEC

2066ms

SRV

121ms

Total

3598ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 19:16:25	1033ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-18 15:58:08 shown	3598ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-03 18:20:07	859ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 10:09:56	1371ms	4 NS 1 A 1 MX	🔓 Insecure
2026-07-01 23:31:29	1409ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 01:40:47	4527ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 01:40:12	1092ms	4 NS 1 A 1 MX	🔓 Insecure