Protocol Reference
Available diagnostic tools and how to use them from the query bar.
Command Format
Enter each token and press Enter or Tab to confirm. Press Enter on empty to skip optional steps. Use ⌫ on empty input to remove the last badge.
DNS Tools
IPv4 A record lookup. Resolves a hostname to its IPv4 address(es).
IPv6 AAAA record lookup. Resolves a hostname to its IPv6 address(es).
Mail exchanger records. Lists MX records for a domain and their priority.
TXT records — commonly used for SPF, DKIM, and DMARC policy verification.
Name server records. Returns the authoritative NS records for a domain.
PING / ROUTE Tools
ICMP echo over IPv4. Reports min/avg/max RTT and packet loss.
ICMP echo over IPv6. Same as ping_ipv4 but targets an IPv6 host.
Hop-by-hop path discovery. Returns each network hop between the worker and target.
HTTP / TLS Tools
HTTP/S response check. Returns status code, redirect chain, response time, and key headers.
TLS certificate inspection. Returns subject, issuer, SANs, and days until expiry.
Lookup Tools
GeoIP lookup. Returns country, city, ISP, ASN, and coordinates for an IP address.
Domain/IP registration lookup. Returns registrar, CIDR block, ASN, and organisation info.
OUI vendor lookup. Identifies the hardware manufacturer from a MAC address prefix.
Regions
Use all to fan-out to every available worker. Specify a region to target a subset.