siliconinstructors.com
Protected
Cloudflare Microsoft 365
DNS, hosting, email and name analysis are live. Registration data, the home-page probe, the archive lookup and the other-TLD check are being fetched in the background; this page refreshes itself in a few seconds.
Registration
Fetching the registry record…
DNS
| Type | Value |
|---|---|
| NS | simone.ns.cloudflare.com · tim.ns.cloudflare.com |
| A | 104.21.36.76 |
| A | 172.67.190.98 |
| AAAA | 2606:4700:3032::6815:244c |
| AAAA | 2606:4700:3032::ac43:be62 |
| MX | 0 siliconinstructors-com.mail.protection.outlook.com |
| TXT | MS=ms69483961 |
| TXT | google-site-verification=rUn0hYC3BMmlzd21uNY2AjEPTFETvv5qRMD7peE015g |
| TXT | v=spf1 include:zoho.in include:spf.protection.outlook.com ~all |
| TXT | zoho-verification=zb34806141.zmverify.zoho.in |
| SOA | simone.ns.cloudflare.com dns.cloudflare.com serial 2416770902 |
Certificates
- First certificate seen
- 2026-10-13 21:18 UTC since dot.bi started watching
- Last certificate seen
- 2026-10-13 21:19 UTC
- Certificates observed
- 4
- Issuers
- Google Trust Services
Hosting
- IP
- 104.21.36.76
- Network
- AS13335 · CLOUDFLARENET - Cloudflare, Inc., US
- Provider
- Cloudflare
- Country
- US (network registration, not server location)
- CDN
- none detected
- IPv6
- yes
Web
Probing the home page…
Protected Mail is authenticated and spoofed mail is quarantined.
- Provider
- Microsoft 365
- SPF
- present all: softfail
- DMARC
- p=quarantine reports on
- DKIM
- not found common selectors only
Age
- First capture
- looking up…
- Years archived
- —
- Registry created
- —
- In dot.bi since
- 2026-10-13 · Certificate Transparency
Name analysis
Same name, other TLDs
Checking the same name on other TLDs…
History observed by dot.bi
First observed by dot.bi · source: ct