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Gridlode
Rank #4,156Updated November 10, 2026

iacr.org

The International Association for Cryptologic Research

iacr.org is registered with Cloudflare, Inc. since February 3, 1995 (31.8 years). The registration expires on February 4, 2027. The site runs on Cloudflare, jQuery, HSTS and 1 other technologies. Its email security grade is D. Its SSL certificate is issued by Google Trust Services and is valid for 74 more days.

Domain age
31.8 yrs
Technologies
4
Email security
D
SSL days left
74

Registration

RegistrarCloudflare, Inc.
IANA ID1910
RegisteredFebruary 3, 1995
ExpiresFebruary 4, 2027
UpdatedAugust 12, 2026
Statusclient transfer prohibited
Name serversbob.ns.cloudflare.com, cortney.ns.cloudflare.com
DNSSECNot signed

DNS records

TypeValueTTL
A104.21.63.57300
A172.67.143.219300
MXmx2.iacr.org 9300
NSbob.ns.cloudflare.com86400
NScortney.ns.cloudflare.com86400
CAAissue 0 comodoca.com3600
CAAissue 0 digicert.com; cansignhttpexchanges=yes3600
CAAissue 0 letsencrypt.org3600
CAAissue 0 pki.goog; cansignhttpexchanges=yes3600
CAAissue 0 ssl.com3600
CAAissuewild 0 comodoca.com3600
CAAissuewild 0 digicert.com; cansignhttpexchanges=yes3600
CAAissuewild 0 letsencrypt.org3600
CAAissuewild 0 pki.goog; cansignhttpexchanges=yes3600
CAAissuewild 0 ssl.com3600
TXTgoogle-site-verification=DvrU6MhlAysSQolq8dOkszzsaUxw6lViHC0nSgq4Sysn10800
TXTv=spf1 ip4:13.58.74.171 ~all10800
AAAA2606:4700:3032::ac43:8fdb300
AAAA2606:4700:3033::6815:3f39300

Technology stack

JavaScript library
Security
UI framework

SSL certificate

ValidValid
IssuerUS, WE1, Google Trust Services
ExpiresJanuary 23, 2027
Days remaining74
ProtocolTLSv1.3
Namesiacr.org, *.iacr.org

Email security

DScore 62/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
  • warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
  • warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
  • goodDMARC policy is quarantine: failing mail goes to spam. Move to p=reject for full protection.
  • goodDMARC aggregate reports are sent to mailto:[email protected].
  • good1 MX record(s) found.

Homepage metadata

TitleThe International Association for Cryptologic Research
Languageen
IndexableYes
Word count653

About iacr.org

Who is the registrar of iacr.org?

iacr.org is registered with Cloudflare, Inc. (IANA ID 1910).

When does iacr.org expire?

The current registration of iacr.org expires on February 4, 2027. It was first registered on February 3, 1995.

What technology does iacr.org use?

We detected 4 technologies on iacr.org, including Cloudflare, jQuery, HSTS, Bootstrap.

Does iacr.org protect its email with SPF and DMARC?

iacr.org scores 62/100 (grade D) for email security. No DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.

What are the name servers of iacr.org?

iacr.org uses bob.ns.cloudflare.com, cortney.ns.cloudflare.com.