Companies › Cisco › DNS records › guide.duo.com
guide.duo.com
Cisco · tier other (other) · 0.1% of the company's traffic weight · scan of 2026-10-17
AWS Route 53DNS (zone duo.com)
Google CloudEdge
Google (AS15169)142.251.188.0/24
DNS records
| Status | live |
|---|---|
| CNAME chain | ghs.googlehosted.com |
| A | 142.251.188.121 |
| AAAA | 2607:f8b0:400e:c1b::79 |
| Zone | duo.com |
| Zone NS | ns-1365.awsdns-42.org ns-1733.awsdns-24.co.uk ns-55.awsdns-06.com ns-932.awsdns-52.net |
| Origin ASN | AS15169 Google (AS15169) |
| BGP prefix | 142.251.188.0/24 |
HTTP
| GET / status | 200 |
|---|---|
| /cdn-cgi/trace | not probed |
| cf-ray | a4c03254898c065f-SEA |
| server | cloudflare |
Why we classified it this way
DNS
- AWS Route 53 AWS Route 53 · NS ns-1365.awsdns-42.org, ns-1733.awsdns-24.co.uk, ns-55.awsdns-06.com, ns-932.awsdns-52.net (confidence 95%)
Edge
- Google Cloud Google hosted · CNAME ghs.googlehosted.com; A 142.251.188.121 in 142.251.188.0/24 originated by AS15169 (confidence 93%)
History
| Scan | Status | DNS | Edge | CNAME / A | ASN |
|---|---|---|---|---|---|
| 2026-10-17 | live | AWS Route 53 | Google Cloud | ghs.googlehosted.com | AS15169 |
| 2026-10-17 | live | AWS Route 53 | Google Cloud | ghs.googlehosted.com | AS15169 |