Total Records
7
Response Time
13ms
DNSSEC
Disabled
DNS Provider
Azure DNS
DMARC none
Name Records
Nameservers and aliases
| Type | Name | Value | TTL |
|---|---|---|---|
| NS | windowsupdate.com | ns1-205.azure-dns.com. | 2d |
| NS | windowsupdate.com | ns2-205.azure-dns.net. | 2d |
| NS | windowsupdate.com | ns3-205.azure-dns.org. | 2d |
| NS | windowsupdate.com | ns4-205.azure-dns.info. | 2d |
| SOA | windowsupdate.com | ns1-205.azure-dns.com. azuredns-hostmaster.microsoft.com. 1 3600 300 2419200 300 | 1h |
Text & Verification
SPF, DKIM, DMARC, and verification
| Type | Name | Value | TTL |
|---|---|---|---|
| TXT | _dmarc.windowsupdate.com | "v=DMARC1; p=none; pct=100; rua=mailto:rua@dmarc.microsoft; ruf=mailto:ruf@dmarc.microsoft; fo=1" | 1h |
Security & Certificates
DNSSEC, CA restrictions, and keys
| Type | Name | Value | TTL |
|---|---|---|---|
| CAA | windowsupdate.com | \# 42 00 0c 63 6f 6e 74 61 63 74 65 6d 61 69 6c 63 61 61 72 65 63 6f 72 64 61 77 61 72 65 40 6d 69 63 72 6f 73 6f 66 74 2e 63 6f 6d | 1h |
Queried 6/15/2026, 10:40:53 AM · 13ms
REST API
Integrate DNS lookups into your applications — query all record types programmatically.
curl -X GET "https://api.requestguard.com/api/v1/dns/lookup?domain=windowsupdate.com" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Accept: application/json"{
"success": true,
"data": {
"domain": "windowsupdate.com",
"records": [
{
"type": "NS",
"name": "windowsupdate.com",
"value": "ns1-205.azure-dns.com.",
"ttl": 172800
},
{
"type": "NS",
"name": "windowsupdate.com",
"value": "ns2-205.azure-dns.net.",
"ttl": 172800
},
{
"type": "NS",
"name": "windowsupdate.com",
"value": "ns3-205.azure-dns.org.",
"ttl": 172800
}
],
"queryTimeMs": 13
}
}