Yes. You can verify any @Infoweb.ne.jp address in real time with a direct SMTP handshake that provides 99.7% accuracy. Infoweb.ne.jp is operated by InfoWeb (Fujitsu), runs 1 mail server, enforces 0 of 3 authentication standards, and is currently responding to SMTP.
Every check returns one of three clear outcomes so you know exactly what to do with the address.
The mailbox exists and accepts mail. Send with confidence, the address is deliverable.
The mailbox does not exist, is disposable, or will hard-bounce. Remove it to protect your sender reputation.
The server is catch-all or greylisting, so existence cannot be confirmed. Send selectively and watch engagement.
infoweb.ne.jp publishes 1 MX record. The primary mail exchanger is smmx.nifty.com, hosted by nifty.com, and it is currently reachable and answering SMTP. Mail is routed through these servers in priority order, lowest number first.
| Priority | Hostname | IP | Status |
|---|---|---|---|
| 10 | smmx.nifty.com | 111.96.117.217 | Reachable |
220 nifty.com ESMTP Service readyYes. infoweb.ne.jp is a valid email domain, operated by InfoWeb (Fujitsu). Addresses are persistent and real mail reaches a genuine recipient. Individual mailboxes still go stale, so verify each one before you send.
A live SMTP handshake connects to Infoweb.ne.jp's mail server and asks whether the mailbox exists using the RCPT TO command, without ever transmitting a message. The recipient never sees the check.
Each address runs through 30+ checks including SMTP existence, catch-all detection, role-account filtering, and disposable matching. The same engine has verified billions of addresses since 2012.
Every unverified address is a gamble. Here is what happens when you skip verification and mail a list that has not been cleaned.
Free inboxes get abandoned constantly. Verification drops the dead infoweb.ne.jp mailboxes before you mail them.
Mistyped infoweb.ne.jp addresses fail a real SMTP check, so they never turn into a hard bounce.
A clean list keeps your bounce rate low, and a low bounce rate is what protects inbox placement on a big send.
Mailing only live infoweb.ne.jp addresses raises every rate that matters: opens, clicks, and replies.
Infoweb.ne.jp is InfoWeb (Fujitsu) and first seen Jan 22, 1997.
infoweb.ne.jp is the email domain for InfoWeb, a Japanese internet service formerly operated by Fujitsu. InfoWeb provided dial-up and broadband internet access along with email services to Japanese customers. The service was later integrated into @nifty (also operated by Fujitsu subsidiary NIFTY Corporation). Legacy infoweb.ne.jp accounts may still be maintained.
infoweb.ne.jp supports SPF records for sender authentication through Fujitsu/NIFTY infrastructure. DKIM and DMARC configurations follow standard Japanese ISP practices.
The infoweb.ne.jp mail servers validate recipients during SMTP sessions and apply anti-spam filtering typical of Japanese ISP mail systems, including greylisting for unfamiliar senders.
For delivery to infoweb.ne.jp, authenticate with SPF and DKIM, warm up IPs gradually, and comply with Japanese anti-spam regulations. Japanese ISPs apply strict filtering to international senders.
Upload a CSV or TXT list of Infoweb.ne.jp addresses to the bulk email verifier. Every address runs through a live SMTP handshake plus catch-all, role-account and disposable detection, and you download a clean list when processing completes. For real-time checks at signup, use the real-time email verification API.
CSV or TXT with one email per line. No formatting needed.
Each Infoweb.ne.jp address is checked with a live server handshake.
Get a verified list with status codes, risk flags, and catch-all detection.
Pay as you go. No subscriptions, and credits never expire.
Everything about verifying email at this domain.
Yes, infoweb.ne.jp is a valid email domain originally operated by Fujitsu's InfoWeb internet service. Legacy accounts may be maintained under NIFTY/@nifty infrastructure in Japan.
No, infoweb.ne.jp is not a disposable or temporary email service. It is a permanent ISP email domain from Fujitsu's InfoWeb service that served Japanese internet users.
infoweb.ne.jp uses mail servers within Fujitsu/NIFTY infrastructure in Japan. The MX records direct inbound email to gateways handling filtering and delivery for legacy InfoWeb accounts.
You can send marketing emails to infoweb.ne.jp addresses with valid opt-in consent. Authenticate with SPF and DKIM, comply with Japanese anti-spam law, and provide clear opt-out options.
You can verify an infoweb.ne.jp email address using an email verification service that checks MX records and performs SMTP-level validation to confirm the mailbox is active.
Upload a CSV or TXT list to the bulk email verifier. Every address runs through 30+ checks including SMTP existence, catch-all detection, role-account, and disposable matching. Processing time depends on list size.
99.7% accurate using a direct SMTP handshake with infoweb.ne.jp's mail servers, the same engine that has verified billions of addresses since 2012.
Other isp email provider domains we have audited.