eon.dk is a .dk domain served by 2 nameservers (ns0009.secondary.cloudflare.com, ns0166.secondary.cloudflare.com). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.33.69 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by eon-dk.mail.protection.outlook.com. The zone is of unknown DNSSEC status, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 104.18.33.69 | 300s | — | AS13335 | Cloudflare, Inc. | 104.16.0.0/14 | — | — |
| 172.64.154.187 | 300s | — | AS13335 | Cloudflare, Inc. | 172.64.144.0/20 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | outlook.eonmailmigration.com → 153.100.8.139 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:4402::6812:2145 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:4400:0:0:0:0:0/44 | — | — |
| 2a06:98c1:3103::ac40:9abb | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3100:0:0:0:0:0/44 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h2" ipv4hint=104.18.33.69,172.64.154.187 ipv6hint=2606:4700:4402::6812:2145,2a06:98c1:3103::ac40:9abb |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 10 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _w43sgxlcjpvzp7pgtqasajmk2lt3f8u |
| 4q0f7zlkpbm78hrv84sxnv74rz5kp086 |
| atlassian-domain-verification=khDfe2tNb4a3IlrXDB0Os7RNtf4vlHI9RTRXBXnvIOzJPt0/J5yOrlAbhy1mhUb3 |
| cSbanj9E+i6YsjyXqUAdJE4Wx7vjVw8+RSq6fzYvPu/aBU2flMYOf7NL1CVhB4QM52yWoSpnqzuzVFwygW8GJw== |
| D-TRUST=3D7J52VL4T9KW2AFOLE5PRHDM |
| D-TRUST=5GCC4FDPQF7YAS37UNH8CPE |
| D-TRUST=K4BGOGOOQDZZ73QWG3ZFS2W |
| d365mktkey=KB7SekA6MJpoMfukDY4wHrrhv2AsWJMnVkMjnU2JMxAx |
| d365mktkey=tf0Eg2fv455zlup7ltvTQUT4W68n9M1TMjpctxQVANwx |
| e5363b5759334e5c |
| fmBGlfpx39B6QYtfSdrb5C7PtJNNfsu/kCaWhqk2cBWI5bUJAYm0qS6IpEfLpjnmHBwwvwDBrumyeC0RE/NK5A== |
| google-site-verification=vDf48ym6hrd567iq-hSdbU6eJ47ZZTMuAmxSzFuoe0U |
| HOhmzfCT6oeyI4G10UO9SMCvEWfaF/g6Zh+9NJaCu5/YBgfHYdq0Gi+4jbXMJkpof6uWJ5mq9GqFnk+PMQS0xQ== |
| MS=ms61465075 |
| p8blQdlgY1zKheMgE+fEA2qCD4bAdidCmuiFGavhhNUzr5CdFuY+tt0xx04Zc2EMUarngjbzhYZakdujLsdoIw== |
| QuoVadis=73f7b1e6-ea3f-457a-8610-7cb8555a9939 |
| s5zilr3v2y5iyhalpowfuksd4bippctd.eon.dk |
| sf0o0uon1ayhf7ijgso0ek9ojj4b2423.eon.dk |
| v=spf1 ip4:153.100.133.32 ip4:153.100.133.33 ip4:153.100.133.34 include:mail.zendesk.com redirect=eon.com |
| v2p0frzkdjwnz6nl3wlrfnmkszzkb2yy |
| wkrlnjnwxbv5d1ct6qx4t3ff2w0865fv |
| xhpbgps06tv5x4yvrwq64w9b7mp526py |
| Policy | Record (eon.dk) |
|---|---|
| redirect=eon.com | v=spf1 ip4:153.100.133.32 ip4:153.100.133.33 ip4:153.100.133.34 include:mail.zendesk.com redirect=eon.com |
| Policy | Record (_dmarc.eon.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:bfb9adeaa3e4218@rep.dmarcanalyzer.com; ruf=mailto:bfb9adeaa3e4218@for.dmarcanalyzer.com; pct=100; sp=none; fo=0 |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 20240220000000Z |
| max_age | 604800s |
| Policy MX | *.mail.protection.outlook.com |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:mta-sts.reporting@eon.dk |
| www | 104.18.34.197 172.64.153.59 2606:4700:4405::ac40:993b 2a06:98c1:310b::6812:22c5 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-eon-dk._domainkey.eonos.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-eon-dk._domainkey.eonos.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: 7/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'eon.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2026070800 |
| Primary NS (MNAME) | ns0009.secondary.cloudflare.com |
| Responsible (RNAME) | hostmaster@adacor.net |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 1997-10-02 |
| Expires | 2026-12-31 (74d) |
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 |
|---|---|---|---|
| 2026-10-16 22:36:27 | 3088ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-11 10:43:13 | 3648ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 02:46:57 | 932ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-08 11:25:15 | 9894ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-07 00:48:56 | 2979ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-14 13:03:56 | 1939ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-13 09:20:23 | 5722ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-23 17:47:44 | 3476ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-09 17:58:10 shown | 8955ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-08 11:43:46 | 9799ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-01 23:47:03 | 3780ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 07:50:53 | 765ms | 2 NS 2 A 1 MX | 🔓 Insecure |