Registered 26 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 473 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 18.200.1.103 |
|---|---|
| MX | 1 iponweb-net.mail.protection.outlook.com |
| NS | ns10.iponweb.net ns7.iponweb.net ns6.iponweb.net ns11.iponweb.net ns8.iponweb.net ns5.iponweb.net ns9.iponweb.net |
| TXT | _quw1wpd1xzygu4n4fvtmm4c4iza9g4s _teii7lzc3h868emv77s5hyjtmz26n8n apple-domain-verification=bF2wE5X0Y7UnHcrr 4mt260r2lfqkrhchnwkbbhwd5hlc6fbn MS=ms82846613 onetrust-domain-verification=9bf59d88333748acb4a2127d57dafaff v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:mxsspf.sendpulse.com include:mailer.iponweb.net include:jira.iponweb.net ~all |
| registrar | Gandi SAS |
|---|---|
| registered | 2000-05-30 |
| expires | 2027-05-30 |
| last changed | 2026-09-10 |
| owner | CRITEO TECHNOLOGY |
| nameservers | ns10.iponweb.net ns11.iponweb.net ns5.iponweb.net ns6.iponweb.net ns7.iponweb.net ns8.iponweb.net ns9.iponweb.net |
| status | client transfer prohibited |
| valid | yes |
|---|---|
| issuer | DigiCert Inc |
| covers | *.iponweb.net, iponweb.net |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:mxsspf.sendpulse.com include:mailer.iponweb.net include:jira.iponweb.net ~all |
|---|---|
| DMARC | pass policy reject |
| DKIM | found: default, google, selector1, k1 |
Whether mail claiming to be from this domain can be checked as genuine.
Green: clean. Red: listed. Grey: the list did not answer.
Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.
MCP: add https://how.is/mcp to Claude, Codex or Cursor
(one-line install) and ask for domain_trust on iponweb.net.
Reference: /llms.txt.
IPv6. Does iponweb.net work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.
Watch iponweb.net. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.
Watch — $1 / 30 days