| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.40.121 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.151.32 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | smtp2.delti.com | 2001:67c:568:10::200 91.231.97.49 |
smtp2.delti.com smtp2.delti.com |
AS57533 Delticom Ag AS57533 Delticom Ag |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:2879 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:9720 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.40.121,172.67.151.32 ech=AEX+DQBBvwAgACC4epbPwsz4FZ//yHIyrHUTo3aPJVpcva8mZUTqXhCgZgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2879,2606:4700:3037::ac43:9720 |
| TXT Record |
|---|
| v=spf1 ip4:91.231.97.0/24 ip6:2001:67c:568::/58 mx -all |
| Policy | Record (daek-guru.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:91.231.97.0/24 ip6:2001:67c:568::/58 mx -all |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:tls-admin@delti.com |
| 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 |
| 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 | 2413414734 |
| Primary NS (MNAME) | candy.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 15:45:19 | 699ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-27 22:09:56 | 978ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-25 11:19:11 | 1016ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-11 10:19:30 | 9181ms | 2 NS 2 A 1 MX | ❓ Unknown | View |
| 2026-07-02 00:21:30 | 3259ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 23:35:35 | 842ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |