sefaria.org

Observed Jul 22, 2026, 01:22 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Runs onCloudflare

Email byGoogle Workspace

Secured byGoogle Trust Services

Registered withCloudflare, Inc.

Also usesFacebook/MetaGoogle Search Console

IPv6 · tranco_40k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat sefaria.org actually stands on - every host below is a signed observation

sefaria.org

A / AAAA

172.67.74.138104.26.15.210104.26.14.2102606:4700:20::681a:fd2+2 more

Cloudflareserves the site

pola.ns.cloudflare.comrajeev.ns.cloudflare.com

cloudflare.comanswers its DNS

aspmx.l.google.comsmtp.google.comaspmx2.googlemail.comalt1.aspmx.l.google.com

Google Workspacereceives its email

TLS

sefaria.org

Google Trust Servicesissued its certificate

DNS Records

A 3

172.67.74.138
104.26.15.210
104.26.14.210

AAAA 3

2606:4700:20::681a:fd2
2606:4700:20::681a:ed2
2606:4700:20::ac43:4a8a

MX 4

1aspmx.l.google.com
1smtp.google.com
10aspmx2.googlemail.com
5alt1.aspmx.l.google.com

TXT 12

00D8a000001MYJ5=1TBUi00000000Kz
MS=8DE40531A5E2A8F6FB73EB0A56605987CDEF84E7
facebook-domain-verification=ssno7dp7joldrbwbelpj4j9uj9itgj
google-site-verification=Qewj34ME1K14vAVKh7k038E9vWp79EVQOaHtz3AbJOU
google-site-verification=RtNkEXncqY9N5qwJQZJIjku0npIt2l87OEoN4lvzYmI
google-site-verification=TV-FlIZS1Hrmr7SqKmwF_GxzLr9HHEuRZh_3XDvy5-k
google-site-verification=UADD3lYj3S2yRMIrf5ZhZEKhNQBrJ4ILoCJfbv3Is7M
google-site-verification=rQscbOsHtGhklxJTt-yPSqoX_ElzReaqFhJLP8I3Mc8
nordpass-domain-verification=ae771817ce3bb23dc4a39464a1d3b406380fc6d584cbb376622c13d5f9defb81
sa-verify-sefariaorgvr85lan8t9bza

NS 2

pola.ns.cloudflare.com
rajeev.ns.cloudflare.com

SOA 1

pola.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`sefaria.org`	C=US, O=Google Trust Services, CN=WE1	Sat, 12 Sep 2026 04:58:35 +0000
`WE1`	C=US, O=Google Trust Services LLC, CN=GTS Root R4	Tue, 20 Feb 2029 14:00:00 +0000
`GTS Root R4`	C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA	Fri, 28 Jan 2028 00:00:42 +0000

Subdomains (0)

None observed.

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for sefaria.org. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/sefaria.org">
  <img src="https://domaindrift.io/badge/sefaria.org.svg"
       width="300" height="64" alt="DomainDrift signed observations for sefaria.org">
</a>

Ed25519 Receipt

Receipt ID: rcpt_a6363a1276bc5320
Output Hash: b97ac86aa422e04b965a89b33d4761478f2d994593b1467b720260e5952b21a5
Signature: ed25519:537e8e20cb54d65e84ebb09f5f868097580e0e49fc78a4c3f245204381d21de6e86e242d61da44ba7587de4c5a6bfc3a188d93e07882be32fee40d3b9ada7609
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/sefaria.org