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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| 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 |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | demesb-dk0i.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| 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 |
| 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 |
| 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; |
| www | 172.234.115.151 (AS63949) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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.
DNS lookups: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| 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 |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2015-05-28 |
| Expires | 2027-05-31 (219d) |
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) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 14:08:16 shown | 727ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 19:16:25 | 1033ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 15:58:08 | 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 |