Domain Intelligence
Last Updated:
Dataone Email Verification
Proceed With Care
Dataone.in is operated by BSNL DataOne. The domain runs 2 mail exchanges and SMTP is responsive, with 1 of 3 authentication standards in place.
Proceed With Care
RISK
39
/100
Medium
Verify Mailbox
Verify @dataone.in emails
Live SMTP handshake against dataone.in mail servers. No email is sent. 10 free per day, no signup.
Trusted by 400,000+ senders
4.9/5
From 8,500+ verified reviews
Catch-all detection alone has paid for the subscription. We were hemorrhaging credits at our previous verifier on catch-all domains that accepted the call but never bounced. Saved roughly $400 per month overnight. Brett Anderson · RevOps Manager
SOC 2 Type II
GDPR
CCPA
99.7% Accuracy
Disposable
No
Persistent addresses, not throwaway
SMTP Live
Yes
Mail server responds to SMTP handshake
MX Records
2
Mail exchangers
Mail Exchange (MX) Records for dataone.in Mail Exchange records. They tell other mail servers which hosts are responsible for receiving email at this domain, in priority order. Lower priority numbers are tried first.
#10
bsnl.dildns.com 210.212.100.118
Reachable
#10
bsnlmx.xgen.in 210.212.100.118
Reachable
SMTP Handshake
Simple Mail Transfer Protocol. We open a live SMTP connection to the primary MX and read the greeting banner. A response confirms the mail server is alive and accepting connections.
Responsive
BANNER220 Antispam Service by https://xgenplus.com/
Primary mail server accepted SMTP connection and returned a banner during the live audit.
dataone.in Email Authentication SPF · DKIM · DMARC
SPF
Sender Policy Framework. A DNS record listing which servers are allowed to send mail for this domain. Receivers reject or flag mail from unauthorized servers.
Pass
TXTv=spf1 mx ip4:218.248.240.0/24 ip4:218.248.243.100 include:syncroute.com a:bsnlbulk.bsnl.co.in a:tbms.bsnl.co.in a:bsnl.dildns.com a:bsnltx.bsnl.co.in -all
Authorized senders are defined and pass SPF policy.
DKIM
DomainKeys Identified Mail. The sending server cryptographically signs outbound mail with a private key, and receivers verify the signature using a public key in DNS.
Missing
No DKIM signature detected on common selectors for dataone.in.
No DKIM signature was detected. Receivers cannot verify the integrity of outbound mail.
DMARC
Domain-based Message Authentication, Reporting & Conformance. Tells receivers what to do when SPF or DKIM checks fail: none, quarantine, or reject.
Missing
No DMARC record published at _dmarc.dataone.in.
No DMARC policy is published. Receivers have no instruction for handling failed messages from this domain.
dataone.in Domain Registration WHOIS · Nameservers · Registrar
RegistrarMPS Infotecnics Limited
IANA ID249
RegisteredMay 8, 1989
Last UpdatedApril 15, 2026
ExpiresFebruary 28, 2027
Age21 years
TLD.in
Authoritative Nameservers (4)
- NS01.TRS-DNS.COM
- NS01.TRS-DNS.NET
- NS10.TRS-DNS.INFO
- NS10.TRS-DNS.ORG
Registrant
Hidden by registrar privacy service
Technical Contact
Hidden by registrar privacy service
About this Domain
About dataone.in
dataone.in is the email domain for DataOne, the broadband internet service from BSNL (Bharat Sanchar Nigam Limited), India's state-owned telecommunications company. DataOne/BSNL provides DSL and fiber broadband services across India, with dataone.in email accounts available to broadband subscribers.
dataone.in supports SPF records for sender validation through BSNL infrastructure. DKIM and DMARC configurations follow standard Indian telecom practices. Proper authentication alignment helps ensure delivery to dataone.in inboxes.
The dataone.in mail servers validate recipients at the SMTP level, rejecting invalid addresses. Anti-spam filtering includes reputation checks and content analysis typical of Indian government telecom mail systems.
For delivery to dataone.in, authenticate with SPF and DKIM, maintain clean subscriber lists, and comply with Indian IT Act provisions regarding unsolicited commercial communication. BSNL serves a massive user base, so list hygiene is essential.
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More Email Verification Tools
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Common Questions About dataone.in
Is dataone.in a disposable or temporary email provider?
No. dataone.in is not a disposable email provider. It is classified as ISP Email Provider operated by BSNL DataOne and addresses on dataone.in are persistent rather than throwaway. Mail sent to a valid dataone.in mailbox reaches a real recipient.
How do I verify if a dataone.in email address is valid?
The fastest way to verify a dataone.in email address is to use our email checker. Enter any @dataone.in mailbox at the top of this page and our system performs a real-time SMTP handshake against dataone.in's mail servers, confirming whether the mailbox exists, is reachable, and is safe to send to. No email is ever delivered during the check.
Can I check if a dataone.in email exists without sending a message?
Yes. Our real-time email verification API connects directly to dataone.in's mail server, opens an SMTP session, and queries the mailbox using the RCPT TO command without ever transmitting an actual email. The server's response confirms whether the dataone.in mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for dataone.in?
dataone.in currently publishes 2 mail exchange (MX) records. The primary MX is bsnl.dildns.com, which is the first server contacted when other mail systems try to deliver email to a dataone.in address. The full list with priorities and IP addresses is in the MX Records panel above. MX records tell sending servers where to route email for dataone.in.
Does dataone.in use SPF, DKIM, and DMARC email authentication?
dataone.in has 1 of the 3 standard email authentication records in place: SPF and . Adding the missing layer(s) would tighten anti-spoofing protection and improve deliverability for legitimate dataone.in mail.
Why do emails to dataone.in bounce or get blocked?
Bounces from dataone.in usually fall into three buckets: the mailbox doesn't exist (5xx user unknown), the inbox is full, or your sending domain isn't authenticated to dataone.in's satisfaction. The fastest fix is to run each address through a free email verifier before you send, and to make sure your own SPF, DKIM, and DMARC are configured correctly so dataone.in's receivers trust you.
How can I verify a large list of dataone.in email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of dataone.in addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, dataone.in catch-all detection, role-account detection, and disposable-domain matching. Results typically come back within minutes and previously-failed addresses on your blacklist are reprocessed for free. For continuous high-volume needs, see our unlimited email verification API.
Is it safe to accept signups from dataone.in email addresses?
Yes, with normal hygiene. dataone.in is a legitimate email service and signups from @dataone.in behave like any other real user. Pipe each address through a real-time email verifier API at the moment of signup to catch typos and dead mailboxes, but there is no need to block dataone.in by default.
What email format does dataone.in use for usernames?
Most dataone.in mailboxes follow common patterns like first.last@dataone.in, firstinitiallast@dataone.in, or first@dataone.in, but the actual local-part rules depend on BSNL DataOne. The only reliable way to confirm whether a specific @dataone.in address exists is to run it through a free email verification tool. Guessing patterns will produce a high bounce rate and damage your sender reputation.
How is the dataone.in risk score calculated?
The 0-to-100 risk score for dataone.in combines disposable-domain classification, mail-server reachability, MX record presence and depth, SPF / DKIM / DMARC enforcement, DMARC policy strength, SMTP banner response, and domain age. Lower scores mean safer to send to. Disposable domains are pinned at the high end of the scale. The dataone.in score is recomputed on every audit so it always reflects the live state of the domain.
Is dataone.in a valid email domain?
Yes, dataone.in is a valid email domain operated by BSNL (Bharat Sanchar Nigam Limited), India's state-owned telecom company, as part of their DataOne broadband service.
Is dataone.in a disposable or temporary email service?
No, dataone.in is not a disposable or temporary email service. It is a permanent ISP email domain provided by BSNL to its DataOne broadband subscribers in India.
What mail servers does dataone.in use?
dataone.in uses mail servers managed by BSNL infrastructure in India. The MX records direct inbound email to BSNL-operated gateways for filtering and delivery to DataOne subscriber mailboxes.
Can I send marketing emails to dataone.in addresses?
You can send marketing emails to dataone.in addresses with valid opt-in consent. Authenticate with SPF and DKIM, comply with Indian IT Act provisions on unsolicited communications, and provide clear opt-out options.
How do I verify a dataone.in email address?
You can verify a dataone.in email address using an email verification service that checks MX records and performs SMTP-level validation to confirm the mailbox exists and is accepting email.