TXT record of voip.<domain>: looks up the voip host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like voip without enumerating subdomains. $0.01 per lookup.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0xFC24...eBB3 |
| Base Sepolia | exact | $0.01 USDC | 0xFC24...eBB3 |