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Gridlode
Rank #4,242Updated November 10, 2026

jisc.ac.uk

Its email security grade is A. Its SSL certificate is issued by SSL Corporation and is valid for 136 more days.

Domain age
—
Technologies
—
Email security
A
SSL days left
136

Registration

Name servers

DNS records

TypeValueTTL
A104.18.29.104300
A104.18.28.104300
MXjisc-ac-uk.mail.protection.outlook.com 10900
NSns10.ja.net86400
NSns11.ja.net86400
NSns12.ja.net86400
CAAissue 0 digicert.com50400
CAAiodef 0 mailto:[email protected]50400
CAAissue 0 ssl.com50400
CAAissuewild 0 ssl.com50400
CAAissue 0 amazontrust.com50400
CAAissuewild 0 amazontrust.com50400
CAAissuewild 0 digicert.com50400
CAAissue 0 letsencrypt.org50400
TXTadobe-idp-site-verification=2ce6ba94531350b5156c05aa460b2af57b5173fe16d9090e9c8bf93a4ff5def650400
TXTadobe-sign-verification=931afcc9e699f1eb3107b7857956f63f50400
TXT_57jfm7de9891fq2cxfojfjho8d283uc50400
TXTanthropic-domain-verification-ztfncg=9BMb9WEpWUtf4R5iaYshJtiPI50400
TXTcloudflare_dashboard_sso=bb1bdaeab5037ee892d272615337991950400
TXTMS=ms6612823650400
TXTfastly-domain-delegation-mlmij398j3nksszn-1302202550400
TXTgoogle-site-verification=zr9-6rrzCEle4ebd3-Xs30FS5qxXQ231eizvgGFLxzM50400
TXTadobe-idp-site-verification=985a1d3d732a1b7632935f60b862b3dbdd1b2c42747a3573df5fa0de78184d2450400
TXTgoogle-site-verification=Yi8XKObqCYHTyVDI7Z8UgQj1mtlU5PltxogfkNXTLuI50400
TXTZOOM_verify_r_DPfUUUSIWT9VzhL9NpEA50400
TXTDMARC-Advisor-verification=gpbth89v50400
AAAA2606:4700::6812:1c68300
AAAA2606:4700::6812:1d68300

SSL certificate

ValidValid
IssuerUS, SSL.com TLS Issuing ECC CA R2, SSL Corporation
ExpiresMarch 26, 2027
Days remaining136
ProtocolTLSv1.3
Namesjisc.ac.uk, www.jisc.ac.uk

Email security

AScore 98/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnSPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it.
  • 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 rejected (hard fail).
  • goodDMARC policy is reject: mail that fails authentication is blocked.
  • goodDMARC aggregate reports are sent to mailto:[email protected].
  • goodDKIM keys found (selector: google, selector1, selector2, k1, s1, s2).
  • good1 MX record(s) found. Mail is handled by Microsoft 365.
  • goodMTA-STS is enforced: other servers must use verified TLS when sending you mail.
  • goodTLS-RPT is set up: you receive reports about failed encrypted deliveries.

About jisc.ac.uk

Does jisc.ac.uk protect its email with SPF and DMARC?

jisc.ac.uk scores 98/100 (grade A) for email security. SPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it. No BIMI record (optional: shows your logo next to your emails in supporting inboxes).

What are the name servers of jisc.ac.uk?

jisc.ac.uk uses ns10.ja.net, ns11.ja.net, ns12.ja.net.