hesselbus.dk is a .dk domain served by 2 nameservers (charles.ns.cloudflare.com, olivia.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.70.219 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by hesselbus-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.70.219 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.139.244 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:8bf4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:46db | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.70.219,172.67.139.244 ech=AEX+DQBBagAgACDDsyVqPEAtrend6qvWNpnQ9uCKTibKejUzCnqEWJouYAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8bf4,2606:4700:3037::6815:46db |
| TXT Record |
|---|
| asuid.www som skal indehold 00B8D1B81A1D2FE9F4A8E023005E1CA6F0C58262374E2699E2AFAC73DC8E9AFF |
| MS=ms14000523 |
| v=spf1 mx a include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ip4:185.66.185.28 include:SPF.unit-it.dk -all |
| Policy | Record (hesselbus.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ip4:185.66.185.28 include:SPF.unit-it.dk -all |
| Policy | Record (_dmarc.hesselbus.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 104.21.70.219 172.67.139.244 2606:4700:3030::ac43:8bf4 2606:4700:3037::6815:46db (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network hesselbus.dk: 104.21.70.219 172.67.139.244 2606:4700:3030::ac43:8bf4 2606:4700:3037::6815:46db (AS13335) www.hesselbus.dk: 104.21.70.219 172.67.139.244 2606:4700:3030::ac43:8bf4 2606:4700:3037::6815:46db (AS13335) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-hesselbus-dk._domainkey.ejnerhessel.a-v1.dkim.mail.microsoft | 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: 5/10 · policy: -all
No problems found| 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 | 2408443859 |
| Primary NS (MNAME) | charles.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 09:34:47 | 1825ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-01 08:49:44 | 1458ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-30 23:45:56 | 748ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-25 06:42:44 | 780ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-23 17:31:54 | 5670ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-03 20:16:55 shown | 1666ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-01 10:34:55 | 1525ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-19 09:53:52 | 6615ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:18:52 | 884ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:17:38 | 2903ms | 2 NS 2 A 1 MX | 🔓 Insecure |