spring.dev
No mail
Cloudflare
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 | mary.ns.cloudflare.com · theo.ns.cloudflare.com |
| A | 104.21.4.240 |
| A | 172.67.187.58 |
| AAAA | 2606:4700:3030::6815:4f0 |
| AAAA | 2606:4700:3030::ac43:bb3a |
| TXT | v=spf1 -all |
| CAA | 0 iodef "mailto:[email protected]" |
| CAA | 0 issuewild "letsencrypt.org" |
| CAA | 0 issue "ssl.com" |
| CAA | 0 issue "digicert.com; cansignhttpexchanges=yes" |
| CAA | 0 issue "comodoca.com" |
| CAA | 0 issuewild "digicert.com; cansignhttpexchanges=yes" |
| CAA | 0 issuewild "ssl.com" |
| CAA | 0 issue "pki.goog; cansignhttpexchanges=yes" |
| CAA | 0 issuewild "pki.goog; cansignhttpexchanges=yes" |
| CAA | 0 issuewild "comodoca.com" |
| CAA | 0 issue "letsencrypt.org" |
| CAA | 0 issuewild "sectigo.com" |
| CAA | 0 issue "sectigo.com" |
| SOA | mary.ns.cloudflare.com dns.cloudflare.com serial 2415378743 |
Certificates
No certificate for this domain has passed through the logs dot.bi follows since it started watching. Older certificates are not back-filled.
Hosting
- IP
- 104.21.4.240
- 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…
No mail This domain publishes no mail servers.
- Provider
- —
- SPF
- present all: fail
- DMARC
- p=reject reports on
- DKIM
- —
Age
- First capture
- looking up…
- Years archived
- —
- Registry created
- —
- In dot.bi since
- 2026-10-13 · Zone file
Name analysis
Same name, other TLDs
Checking the same name on other TLDs…