ebt.dk is a .dk domain served by 2 nameservers (algin.ns.cloudflare.com, may.ns.cloudflare.com). It was registered on 19 February 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.69.228 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ebt-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.69.228 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.214.153 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.98.16.39 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3120::1 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| 2a06:98c1:3121::1 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBZwAgACB8MkD9IkXIScHP90pmctX+VcubFlOHleZ/exJUC+6UFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms17461752 |
| v=spf1 include:spf.protection.outlook.com ip4:185.229.144.10 ip4:217.157.61.43 include:sendgrid.net -all |
| Policy | Record (ebt.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:185.229.144.10 ip4:217.157.61.43 include:sendgrid.net -all |
| Policy | Record (_dmarc.ebt.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:poul@ebt.dk; ruf=mailto:poul@ebt.dk; adkim=s; aspf=s; fo=1; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | 104.21.69.228 172.67.214.153 2606:4700:3033::ac43:d699 2606:4700:3037::6815:45e4 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-ebt-dk._domainkey.grn1.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: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.ebt.dk | b8abe496bb93ff8fd6c6f201.challenges.certkit.io |
| TXT | b8abe496bb93ff8fd6c6f201.challenges.certkit.io | LsfLeCBFxWvxsugdiwxMRfdoEk5SX-9URBK1ZuD9s6M |
| TXT | b8abe496bb93ff8fd6c6f201.challenges.certkit.io | uSW9D2749NMtSCHKqazU6X-8dx4qpJpMeIGFdyGAY1Y |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407100409 |
| Primary NS (MNAME) | algin.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-02-19 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 11:23:53 | 1675ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-15 10:29:32 | 1385ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-07 22:51:24 | 1408ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-03 05:43:00 | 1177ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-01 05:29:58 | 1503ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 09:18:09 | 1313ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 04:09:00 | 1808ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-19 08:44:39 | 3189ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-16 08:42:53 | 3061ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-11 14:20:48 | 1443ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-06 21:40:13 | 2408ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-28 10:40:46 | 2248ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-28 02:06:27 | 1223ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 01:53:55 | 9612ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-15 08:26:22 | 7925ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-06 16:13:58 | 2386ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-22 22:19:38 | 3078ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-16 06:24:43 | 1548ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-07 04:52:12 | 2304ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-06 02:04:51 | 1876ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-27 13:14:19 | 1833ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-25 13:48:46 | 1702ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-20 19:32:36 shown | 4659ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-20 12:54:25 | 2900ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 05:45:18 | 2818ms | 2 NS 2 A 1 MX | 🔒 Secure |