tellusenergi.dk is a .dk domain served by 2 nameservers (ns1.loopiagroup.com, ns2.loopiagroup.com). It was registered on 19 August 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 109.235.174.19 is hosted by Loopia AB (AS41528) in Sweden. Mail is handled by mail.tellusenergi.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 109.235.174.19 | 7200s | ing.r103.websupport.se | AS41528 | Loopia AB | 109.235.174.0/23 | 🇸🇪 Sweden | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 7200s | mail.tellusenergi.dk | 109.235.175.21 | mx.m101.websupport.se | AS41528 Loopia AB |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | web.prod.bts.websupport.sk → 37.9.169.172 |
| 🔶 Autoconfig | web.prod.bts.websupport.sk → 37.9.169.171 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:1968:0:1:109:235:174:18 | 600s | — | AS41528 | Loopia AB | 2a00:1968:0:0:0:0:0:0/48 | 🇸🇪 Sweden | — |
| TXT Record |
|---|
| v=spf1 a ?all |
| Policy | Record (tellusenergi.dk) |
|---|---|
| ?all (neutral) | v=spf1 a ?all |
| www | 109.235.174.19 2a00:1968:0:1:109:235:174:20 (AS41528) (address records, no CNAME) |
| www vs bare domain | Same network tellusenergi.dk: 109.235.174.19 2a00:1968:0:1:109:235:174:18 (AS41528) www.tellusenergi.dk: 109.235.174.19 2a00:1968:0:1:109:235:174:20 (AS41528) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | 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.
DNS lookups: 1/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1785273600 |
| Primary NS (MNAME) | ns1.loopiagroup.com |
| Responsible (RNAME) | dnsadmin@loopiagroup.com |
| Refresh | 7200s |
| Retry | 2048s |
| Expire | 1048576s |
| Minimum (neg-cache TTL) | 2560s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2012-08-19 |
| Expires | 2027-08-31 (316d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 06:22:23 | 1415ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-08 22:37:47 | 3828ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-26 16:47:54 | 4765ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 15:53:22 | 1168ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-17 07:33:25 | 2392ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-31 13:08:36 | 747ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 06:36:44 | 9778ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 05:01:45 | 9721ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-17 05:36:50 | 1026ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-16 03:13:10 shown | 5180ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-29 06:14:27 | 968ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-23 18:54:29 | 887ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-21 08:50:46 | 1001ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-20 05:53:01 | 991ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 06:46:46 | 1843ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 03:37:15 | 1121ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 12:03:53 | 1400ms | 2 NS 1 A 1 MX | 🔓 Insecure |