energycluster.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 22 April 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.60.5 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mx.mentor-it.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 75.2.60.5 | 970s | acd89244c803f7181.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 75.2.0.0/17 | 🇺🇸 United States | — |
| 99.83.231.61 | 970s | acd89244c803f7181.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 99.83.128.0/17 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mx.mentor-it.dk | 176.62.205.101 176.62.205.102 176.62.205.103 176.62.205.104 |
mx1.mentor-it.dk mx2.mentor-it.dk mx3.mentor-it.dk mx4.mentor-it.dk |
AS57030 Itm8 A/S AS57030 Itm8 A/S AS57030 Itm8 A/S AS57030 Itm8 A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| TXT Record |
|---|
| _globalsign-domain-verification=x2dLwx8Qc4y-Xy061vTh-_YdVRUfCWwDUJAKqHuR7x |
| i+M1jd/KCPtJQgyPcrwN8huw/tubcKCkskvXFmTz5HroShtyH14RLw0GMwd+DNcIn8eraS9jP6YHZdzqGRJCKw== |
| lt7m80ffef57gtirlse2vv9km4 |
| v=spf1 a a:dcms-d350.aar0.dk.hostnordic.com include:spf.mentor-it.dk include:servers.mcsv.net include:spf.protection.outlook.com ip4:37.97.128.249 ip4:141.193.32.4 include:spf.eu.exclaimer.net ip4:217.195.184.68 -all |
| Policy | Record (energycluster.dk) |
|---|---|
| -all (hard fail) | v=spf1 a a:dcms-d350.aar0.dk.hostnordic.com include:spf.mentor-it.dk include:servers.mcsv.net include:spf.protection.outlook.com ip4:37.97.128.249 ip4:141.193.32.4 include:spf.eu.exclaimer.net ip4:217.195.184.68 -all |
| Policy | Record (_dmarc.energycluster.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; pct=100; fo=1; ri=86400; rua=mailto:dmarc@mentor-it.dk |
| www CNAME | energy-cluster-denmark-live.netlify.app (all on netlify.app) |
| www vs bare domain | Same network energycluster.dk: 75.2.60.5 99.83.231.61 (AS16509) www.energycluster.dk: 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-energycluster-dk._domainkey.energyclusterdk.onmicrosoft.com | 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: 6/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| 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 | 2020-04-22 |
| Expires | 2027-04-30 (187d) |
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 |
|---|---|
| heatflex.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 18:24:43 | 734ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-19 17:45:08 | 1280ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-13 11:37:47 | 1182ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-08 05:38:01 shown | 602ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-02 04:56:15 | 703ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-26 09:32:04 | 922ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-03 19:11:33 | 1406ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-01 23:36:11 | 651ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 07:49:35 | 1961ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 07:30:15 | 571ms | 4 NS 2 A 1 MX | 🔒 Secure |