openu.ac.il

Observed Aug 11, 2026, 05:14 UTC (13h 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

Email byGoogle (SPF sender)

Secured byHellenic Academic and Research Institutions CA

Also usesGoogle Search Console

1 subdomain · tranco_100k

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

INFRASTRUCTURE MAPwhat openu.ac.il actually stands on - every host below is a signed observation

openu.ac.il

A / AAAA

147.233.250.223

unattributedserves the site

NS12.openu.ac.ilrelay2.huji.ac.ilNS.DR.openu.ac.ilNS11.openu.ac.il+1 more

ac.ilanswers its DNS

mx2.openu.ac.ilmx1.openu.ac.il

Google (SPF sender)receives its email

TLS

openu.ac.il

Hellenic Academic and Research Institutions CAissued its certificate

DNS Records

A 1

147.233.250.223

MX 2

9mx2.openu.ac.il
5mx1.openu.ac.il

TXT 7

HARICA-GwuCOUlmkMh2sxCFkX2
google-site-verification=jKtEtoP_EMvKCZaO44HDX8-lTSnu-UVCNsj0cevvnT8
Vlp2h1NiQtlNKZqs97bhcxRYhxQ3uUA5e+sr1lHhrqUybipq+y6it0tX4WstYVmsjG8LPzOSsQt1FqA5IoD4nA==
HARICA-QLpE110kJvhTlMsiET7
v=spf1 ip4:192.114.2.0/27 ip4:147.233.196.12 ip4:147.233.196.13 include:spf.protection.outlook.com include:_spf.google.com -all
adobe-idp-site-verification=afdbaa55208a9301ea2272e4f9da2cd709ff22e3448a17d9d31aced9b50f2c81
MS=4AAD7CDCB47442D89613F571449E2F78F032249C

NS 5

NS12.openu.ac.il
relay2.huji.ac.il
NS.DR.openu.ac.il
NS11.openu.ac.il
aristo.tau.ac.il

SOA 1

NS11.openu.ac.il hostmaster.openu.ac.il

CAA 5

issuewild "globalsign.com"
issue "harica.gr"
issuewild "harica.gr"
iodef "mailto:ssladmin@openu.ac.il"
issue "globalsign.com"

DMARC_RECORDS 1

v=DMARC1; p=none; sp=quarantine; aspf=r; rua=mailto:faileddmarc@openu.ac.il; ruf=mailto:forensicdmarc@openu.ac.il; rf=afrf; pct=100; ri=86400

TLS Certificates (3)

Common Name	Issuer	Expires
`openu.ac.il`	C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS RSA 1	Thu, 12 Nov 2026 10:09:36 +0000
`GEANT TLS RSA 1`	C=GR, O=Hellenic Academic and Research Institutions CA, CN=HARICA TLS RSA Root CA 2021	Sat, 31 Dec 2039 11:14:59 +0000
`HARICA TLS RSA Root CA 2021`	C=GR, L=Athens, O=Hellenic Academic and Research Institutions Cert. Authority, CN=Hellenic Academic and Research Institutions RootCA 2015	Fri, 31 Aug 2029 07:41:54 +0000

Subdomains (1)

www.openu.ac.il

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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID: rcpt_9571a6f13f551f25
Output Hash: bf1da7cbeefe2387066070b4b455f20f3a51cd1f2bbba6ccf411b6a8d10a24f7
Signature: ed25519:b43c016f927afe450103dc32cedd75520705d87c18bcee90d8d68f6904fd74e978bda5acec126bd337533c09b634f90ce362588bfe0be34d1bc03ce331461702
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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