Mailbox provider · Orange
How to verify an orange.fr email address
How do I check if a @orange.fr address exists? Paste the address into a mailbox checker such as SimpleVerifier's: it asks Orange's mail server about the mailbox at the SMTP RCPT TO step and disconnects before any email is sent. Orange rejected a made-up @orange.fr address on 23 October 2026, so a missing mailbox comes back invalid and a real one valid; anything the server won't confirm comes back risky.
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Can you verify @orange.fr addresses?
YesYes. @orange.fr answers mailbox checks one address at a time.
The checker opens an SMTP conversation with orange.fr's mail server, offers a random address first to rule out a catch-all, then names your address at RCPT TO and disconnects without sending. A rejection comes back invalid ("Mailbox not found") and an acceptance valid ("Mailbox exists"). Temporary replies come back risky. It always checks the syntax, the domain's MX records, disposable domains and role addresses such as info@ first.
Mailbox existsMailbox not foundServer would not confirmWhat we can and cannot confirm at @orange.fr
We can confirm
- The address is written correctly (syntax), and the domain publishes working mail servers (MX).
- Whether it is a disposable or role address (info@, sales@) or a likely typo of a bigger domain.
- Whether the @orange.fr mailbox exists: Orange answers at RCPT TO, so a rejection is invalid ("Mailbox not found") and an acceptance is valid.
We cannot confirm
- A temporary reply or timeout from Orange. Those come back risky ("Server would not confirm") and are worth checking again later.
- That a valid mailbox will stay valid. Old consumer addresses go stale, so re-check before a big send.
- Whether a person reads the inbox, wants your email or agreed to receive it. No checker can see that.
Anything we cannot confirm comes back risky, never valid.
What we measured at orange.fr
Measured by SimpleVerifier on 23 October 2026 through our production checker and public DNS. No message was sent and no real person's address was used.
| Made-up address, checked twice ~10.5 hours apart | invalid both times ("Mailbox not found") |
|---|---|
| Primary mail server (MX) | smtp-in.orange.fr |
| Mail host | Orange (own servers) |
| DMARC policy | p=quarantine |
| SPF | published, ends ~all |
| MTA-STS | not published |
| DNSSEC | not signed |
Sources: How 51 mailbox providers answer verification checks, SPF, DMARC, MTA-STS and DNSSEC at 51 mailbox providers, both with CSVs (CC BY 4.0). All datasets: research.
Where your @orange.fr addresses live
Already paying another verifier?
Orange addresses can be verified without sending an email. On 12 October 2026 the orange.fr mail server smtp-in2.orange.fr rejected a made-up recipient at the SMTP RCPT TO step with 550 5.1.1 Adresse d au moins un destinataire invalide. Invalid recipient. OFR_416, so a mailbox check can tell a missing orange.fr account from a real one.
Price: this tool is free. Checking a whole email list is from $9/mo, and the first 100 checks are free with Google, no card. See pricing
Live DNS snapshot: orange.fr
Checked 6 November 2026, 11:12 UTCRead from DNS at the time shown and refreshed at most once a day. MX says where mail for orange.fr goes; SPF and DMARC describe mail sent from it, not whether any one address exists.
- 10
smtp-in.orange.fr - 10
smtp-in2.orange.fr
v=spf1 include:_spf_gp.orange.fr include:spffed-ip.orange.com include:_spf_other.orange.fr -allp=quarantine: meets the requirement and enforces it.
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]Look up any other domain with the MX lookup or the email provider lookup.
Orange at a glance
| Operated by | Orange SA, Issy-les-Moulineaux, France (group legal notice)Source: Orange legal notice (French) |
|---|---|
| MX hosts | smtp-in.orange.fr, smtp-in2.orange.frObserved 12 October 2026 (dig MX) |
| Answer to a made-up address | 550 5.1.1 Adresse d au moins un destinataire invalide. Invalid recipient. OFR_416, returned at RCPT TOObserved 12 October 2026 (SMTP probe of a made-up recipient, no message sent) |
| Address rule | Orange's postmaster rules cover @orange.fr and @wanadoo.fr addresses togetherSource: Orange postmaster |
| Postmaster rules | SPF, DKIM and DMARC are required, and the sending IP must be static with a valid PTR recordSource: Orange postmaster |
| Postmaster rules | Code 416 User doesn't exist here means the recipient does not exist; Orange asks senders to remove the addressSource: Orange postmaster error codes |
| Postmaster rules | A spam-report rate of 0.6% or more may trigger protection; Orange plans to move gradually to 0.3%Source: Orange postmaster: large senders |
What Orange's server says about a missing mailbox
The reply that matters is the one to RCPT TO, the step where the checking server names the recipient. Orange answered our made-up orange.fr address with 550 5.1.1 Adresse d au moins un destinataire invalide. Invalid recipient. OFR_416. A 5xx code at that step is a permanent "no such mailbox", which is the same answer a real message would get, so SimpleVerifier marks the address invalid with the reason "Mailbox not found". A 250 at the same step means the mailbox exists and comes back valid.
Before trusting a "valid", a careful verifier also offers a random address that cannot exist. Orange rejected ours, so orange.fr is not a catch-all: a 250 for your address is a real signal. Temporary 4xx replies (421, 450, 451) are about the connection, not the mailbox, and come back risky with "Server would not confirm" rather than invalid. Hard bounce vs soft bounce explains why that split matters.
Orange replies in French and English in the same line. The OFR_416 tag at the end is Orange's own reference for the rejection.
Orange and Wanadoo share one rulebook
Orange's postmaster page treats @orange.fr and @wanadoo.fr as one audience, so clean both domains by the same rules. It names 416 User doesn't exist here as a reason to remove an address from your list, which is exactly the record a cleaning pass should drop.
Orange requires SPF, DKIM and DMARC and a static sending IP with valid reverse DNS, and warns that a spam-report rate of 0.6% or more can trigger protection, with 0.3% planned. Mailing old or unconfirmed addresses pushes up both bounces and complaints.
Cleaning orange.fr addresses on a list
Because Orange answers honestly, orange.fr is one of the domains where verification removes bounces before they happen. Drop the invalid results, keep the valid ones, and re-check the risky ones later: a temporary reply on one day often turns into a clear answer the next.
A valid result only means the mailbox exists today. Addresses on an old consumer list go stale as people stop using them, so re-verify before each large send to an aged segment; how often to verify an email list gives a schedule. Upload the CSV to the verifier and download the valid, risky and invalid rows as separate files.
Common questions
- How do I check if a @orange.fr address exists?
- Paste the address into a mailbox checker such as SimpleVerifier's: it asks Orange's mail server about the mailbox at the SMTP RCPT TO step and disconnects before any email is sent. Orange rejected a made-up @orange.fr address on 23 October 2026, so a missing mailbox comes back invalid and a real one valid; anything the server won't confirm comes back risky.
- Can you verify @orange.fr addresses?
- Yes. @orange.fr answers mailbox checks one address at a time. The checker opens an SMTP conversation with orange.fr's mail server, offers a random address first to rule out a catch-all, then names your address at RCPT TO and disconnects without sending. A rejection comes back invalid ("Mailbox not found") and an acceptance valid ("Mailbox exists"). Temporary replies come back risky. It always checks the syntax, the domain's MX records, disposable domains and role addresses such as info@ first.
- Can I check if an orange.fr address exists without emailing it?
- Yes. A verifier connects to Orange's mail server, names the address at the RCPT TO step and disconnects before sending. On 12 October 2026 the server rejected a made-up orange.fr address with "550 5.1.1 Adresse d au moins un destinataire invalide. Invalid recipient. OFR_416", so a missing mailbox shows up as invalid and the owner receives nothing.
- What mail servers does orange.fr use?
- On 12 October 2026, orange.fr published these MX hosts: smtp-in.orange.fr, smtp-in2.orange.fr. You can look them up yourself with the free MX lookup tool.
- Why did an orange.fr address come back risky instead of invalid?
- Risky means the server didn't give a permanent answer during the check, usually a temporary 4xx reply or a timeout. It isn't proof the address is bad. Check it again later; Orange gave a clear rejection for a missing mailbox when we tested it.
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