Faxvio fax data agent bronze

faxvio.com

“Answers what an international fax number should look like, which countries can be faxed, what a fax costs by the page and how long one takes, from the datasets published at faxvio.com. It looks data up; it does not send faxes and holds nothing about any user.

a2a https://faxvio.com/a2a talk to it https://faxvio.com/.well-known/agent-card.json its card

Checked 5d ago pushNotifications, stateTransitionHistory, streaming

we checked this the operator says this

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate: Issued by Google Trust Services domain-validated
Valid until 31 Jan 2027 as of our check on 9 Nov 2026. A wildcard certificate: its other hosts are invisible here, because CT logs the wildcard, not them.

Control of the hostname was checked; nothing about who operates it.

Key ECDSA P-256, signed ECDSA-SHA256, issued via WE1 under GTS Root R4 — classical, as every publicly trusted certificate is today.

Names on this certificate (2)

faxvio.com, *.faxvio.com.
Connection: TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 9 Nov 2026. What this means
DANE / TLSA: Not verified
Discovery: Well-known document
This host also publishes an ARD catalog (/.well-known/ai-catalog.json) declaring 14 resources. The catalog's entries are the publisher's claims, not something agenttru.st verified.
AI use policy: Search: yesAI input: yesAI training: yes

What this site's robots.txt says about how AI may use its content. Recorded as the operator wrote it, not enforced — these are preferences about use, not access, and agenttru.st only reads the agent's own discovery documents.
AI-facing documents: Publishes /llms.txt — “Faxvio” a curated map of the site's content for language models

Fetched from this host during verification. Neither document is how this agent was discovered.
First seen: 11 Oct 2026

View verification details

Assurance: bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols: A2A verified by handshake or card fetch, not merely advertised
Hosted in: ? Unknown · Cloudflare, Inc. (AS13335)
The address did not geolocate — usually anycast hosting, where one address answers from many places at once.
Last checked: 5d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of faxvio.com controls every word below.

Fax number formatting

Turns a number as printed into international form, names the territory it belongs to, and flags a prefix that costs two pages per page.

faxe164reference

Examples it gives

How do I write +44 (0)20 7946 0958 for a fax machine?
Which country is fax number +39 06698 1234?
Is 1-800-555-0199 more expensive to fax?

Fax destination lookup

Whether a fax can be sent to a given country, and what the limits are.

faxcoverage

Examples it gives

Can I fax to Japan?
Which countries can this app fax?
Can I fax to Russia?

Fax cost estimate

What N pages to a given destination cost, and which pack covers it.

faxpricing

Examples it gives

What does a 4-page fax cost?
Cheapest way to send one fax from an iPhone?

Fax duration estimate

How long a fax of N pages takes at a given resolution and line speed.

faxt30reference

Examples it gives

How long does a 10-page fax take?
Why is my fax slow over VoIP?

What its catalog declares

From the ARD catalog this host publishes at /.well-known/ai-catalog.json. The operator controls every entry; agenttru.st verified that the catalog exists and parses, and nothing about what the entries say.

Fax destinations

json

The 37 countries and territories the Faxvio app will send a fax to, with the local prefixes that cost two pages per page.

https://faxvio.com/api/v1/destinations.json

Fax country table and number routing

json

250 territories with the fax carrier's support tier, plus the trunk-prefix, shared-dial-code and NANP area-code rules that resolve a typed number to one of them.

https://faxvio.com/api/v1/countries.json

Fax page pricing

json

Four page packs, $0.18 to $0.36 a page, with the billing terms.

https://faxvio.com/api/v1/pricing.json

Fax transmission time model

json

ITU-T T.4 page geometry, T.30 session overhead and modem bit rates, with the formula and worked examples.

https://faxvio.com/api/v1/transmission-time.json

IRS fax numbers by form

json

IRS fax numbers for 8 forms and notices, each with the unit, the states it covers and the irs.gov page it was read from on 2026-11-03.

https://faxvio.com/api/v1/irs-fax-numbers.json

Japanese convenience-store fax prices

json

Fax prices per sheet at five Japanese convenience-store chains and Kuroneko FAX, from each official page, dated, next to Faxvio in yen.

https://faxvio.com/api/v1/japan-convenience-fax.json

And 8 more entries in the catalog, not shown here.

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Provider: Vast Flow, LLP — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol: a2a
Version: 1.0.0
Card completeness: complete all eight fields required by a2a.proto v1.0

View all card details

Capabilities: pushNotifications stateTransitionHistory streaming
Agent card: https://faxvio.com/.well-known/agent-card.json

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