nemsug.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 9 February 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.243.73.109 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx.unoeuro.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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 136.243.73.109 | 3600s | static.109.73.243.136.clients.your-server.de | AS24940 | Hetzner Online GmbH | 136.243.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.unoeuro.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 93.191.156.95 |
| 🔶 Autoconfig | 93.191.156.95 |
| TXT Record |
|---|
| google-site-verification=ehWSv1V0AP3iM5jZYuLxZBFEeTOl75ggdwFYas4cjDo |
| v=spf1 include:spf.simply.com include:mailgun.org include:amazonses.com include:mail.zendesk.com ~all |
| Policy | Record (nemsug.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.simply.com include:mailgun.org include:amazonses.com include:mail.zendesk.com ~all |
| Policy | Record (_dmarc.nemsug.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | nemsug.dk (all on nemsug.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| k1 | — | 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: 8/10 · policy: ~all
| 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 | 2026100100 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2013-02-09 |
| Expires | 2028-02-28 (498d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 15:27:06 | 750ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 04:01:24 shown | 506ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 10:48:07 | 1493ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 00:01:12 | 789ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 17:55:44 | 500ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 10:18:53 | 2614ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 05:51:21 | 4545ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-18 22:08:29 | 3181ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-17 18:53:30 | 831ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 07:14:25 | 1815ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 07:17:01 | 540ms | 4 NS 1 A 1 MX | 🔓 Insecure |