| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.73.33 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.157.112 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | mail.nkh.dk | 212.112.136.181 | 212-112-136-181.norlyscustomer.net | AS39642 Sinal A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:9d70 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:4921 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.73.33,172.67.157.112 ech=AEX+DQBBMQAgACCy058hJovyjVmeOjZykbK/FCRfd/L2tWiDiltP51M/dwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9d70,2606:4700:3033::6815:4921 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imap._tcp | 0 | 0 | 143 | mail.nkh.dk |
| _imaps._tcp | 0 | 0 | 993 | mail.nkh.dk |
| TXT Record |
|---|
| v=spf1 a mx ip4:212.112.136.181 -all |
| Policy | Record (nkh.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:212.112.136.181 -all |
| Policy | Record (_dmarc.nkh.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; rua=mailto:68f4a1f1abb1424cb751f45dddcb6cc2@dmarc-reports.cloudflare.net; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | \"letsencrypt.org\" |
| 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 |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nkh.dk | 1vjGnXnqVC4jXQ871dQufar47Q7HVzXTsFPwcKbpzcQ |
| TXT | _acme-challenge.nkh.dk | lFI-qOFK87tiIYkogETTTbENk6DsGCsoa4Z4jy4PikA |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413405534 |
| Primary NS (MNAME) | ezra.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 10:06:06 | 1714ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-18 06:44:02 | 2016ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-25 17:02:41 | 1565ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-22 11:23:13 | 2438ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-03 13:17:35 | 1069ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-27 20:52:41 | 963ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-27 16:11:37 | 1130ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 12:31:22 | 1005ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 09:32:10 | 1152ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 05:56:04 | 3027ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-19 13:06:12 | 1420ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 11:45:58 | 919ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |