| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.41.104 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.146.141 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.41.104 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:2968 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3030::ac43:928d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.41.104,172.67.146.141 ech=AEX+DQBBJQAgACBICK7h0rMIouc/HzScB0c6+6qlcejBgzELObuLPlL7NQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2968,2606:4700:3030::ac43:928d |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms75031255 |
| v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net include:spf.antispamcloud.com ip4:193.8.36.0/22 -all |
| Policy | Record (ws.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net include:spf.antispamcloud.com ip4:193.8.36.0/22 -all |
| 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 | 2412293954 |
| Primary NS (MNAME) | dell.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 17:21:08 | 846ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-16 12:17:31 | 5778ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-17 01:39:13 | 1943ms | 2 NS 2 A 1 MX | ❓ Unknown | View |
| 2026-07-02 22:20:29 | 3010ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 20:16:58 | 1250ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |