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Total

DNS

100

Email

Security

Network

Availability

Domainjisc.ac.uk

IPv42

IPv62

MX records1

StatusActive

Domain technical report

Just a moment...

jisc.ac.uk

Generated: 2026-08-09T10:36:08-05:00 · Cached result

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IPv42

IPv62

MX1

NS3

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

2 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

3 NS record(s); 2 or more required.

✓

SOA record10 / 10 pts · Dns

Authoritative zone record.

DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

✓

CAA policy5 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

1 MX record(s).

✓

SPF25 / 25 pts · Mail

SPF policy published.

✓

DMARC25 / 25 pts · Mail

DMARC policy published.

✓

DKIM20 / 20 pts · Mail

A DKIM selector was verified.

✓

MTA-STS5 / 5 pts · Mail

Mail transport policy.

✓

TLS-RPT5 / 5 pts · Mail

TLS reporting policy.

✓

Valid TLS certificate55 / 55 pts · Security

67 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers31 / 35 pts · Security

8 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓

IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓

IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓

DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

HTTP response0 / 40 pts · Availability

HTTP/2 403

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)

104.18.29.104
104.18.28.104

AAAA

2 record(s)

2606:4700::6812:1d68
2606:4700::6812:1c68

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 jisc-ac-uk.mail.protection.outlook.com.

TXT

22 record(s)

"ZOOM_verify_r_DPfUUUSIWT9VzhL9NpEA"
"cloudflare_dashboard_sso=bb1bdaeab5037ee892d2726153379919"
"adobe-idp-site-verification=2ce6ba94531350b5156c05aa460b2af57b5173fe16d9090e9c8bf93a4ff5def6"
"fastly-domain-delegation-ubbzeykenzmjznoc34yh-844606-2024-12-06"
"google-site-verification=Yi8XKObqCYHTyVDI7Z8UgQj1mtlU5PltxogfkNXTLuI"
"jamf-site-verification=jQeHoH4qr9EfSv68T-kkxg"
"DMARC-Advisor-verification=gpbth89v"
"adobe-sign-verification=931afcc9e699f1eb3107b7857956f63f"
"docker-verification=9b4c0960-1e93-49fb-b8a0-2403e40d19aa"
"fastly-domain-delegation-mlmij398j3nksszn-13022025"
"MS=ms66128236"
"7bbdhr5p4d0m20tqzxwm3zt347jb9yl4"
"miro-verification=0ec11b91129c6065f568bf23ec7e80cbe10a87a4"
"google-site-verification=zr9-6rrzCEle4ebd3-Xs30FS5qxXQ231eizvgGFLxzM"
"v=spf1 a:spf-mail.ans.ja.net a:df.spf.jisc.ac.uk ip4:13.111.54.186 ip4:170.153.66.12 ip4:170.153.66.13 ip4:193.62.83.106 ip4:194.83.97.100 ip4:194.83.97.76 ip4:194.83.97.99 include:spf.mailjet.com include:spf.protection.outlook.com" " include:spf.eventsforce.net include:msgfocus.com include:amazonses.com include:helpscoutemail.com include:_spf.salesforce.com -all"
"QuoVadis=751167c5-49ef-49e5-b62b-2b140c3d5ee6"
""
"_57jfm7de9891fq2cxfojfjho8d283uc"
"google-site-verification=JhNYYXljNRTRpsgdRipd0fmjxBD4AfvGskBKWk5PRt4"
"mentimeter-41c0def4-1c35-4316-be4a-80b718c2ee0b"
"apple-domain-verification=40iN5sl4ZqDLakNW"
"adobe-idp-site-verification=985a1d3d732a1b7632935f60b862b3dbdd1b2c42747a3573df5fa0de78184d24"

NS

3 record(s)

ns10.ja.net.
ns12.ja.net.
ns11.ja.net.

SOA

1 record(s)

ns11.ja.net. hostmaster.ns11.ja.net. 2014073706 43200 3600 3600000 3600

CAA

8 record(s)

0 iodef "mailto:information.security@jisc.ac.uk"
0 issue "ssl.com"
0 issuewild "amazontrust.com"
0 issuewild "ssl.com"
0 issuewild "digicert.com"
0 issue "amazontrust.com"
0 issue "digicert.com"
0 issue "letsencrypt.org"

DS

0 record(s)

—

Not configured

DNSKEY

0 record(s)

—

Not configured

RRSIG

0 record(s)

—

Not configured

NSEC

0 record(s)

—

Not configured

NSEC3

0 record(s)

—

Not configured

SRV

0 record(s)

—

Not configured

NAPTR

2 record(s)

100 10 "s" "aaa+auth:radius.tls.tcp" "" _radsec._tcp.openroaming.eduroam.uk.
100 10 "s" "x-eduroam:radius.tls" "" _radsec._tcp.roaming.ja.net.

TLSA

0 record(s)

—

Not configured

SSHFP

0 record(s)

—

Not configured

SPF

Configured

v=spf1 a:spf-mail.ans.ja.net a:df.spf.jisc.ac.uk ip4:13.111.54.186 ip4:170.153.66.12 ip4:170.153.66.13 ip4:193.62.83.106 ip4:194.83.97.100 ip4:194.83.97.76 ip4:194.83.97.99 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.eventsforce.net include:msgfocus.com include:amazonses.com include:helpscoutemail.com include:_spf.salesforce.com -all

DMARC

Configured

v=DMARC1;p=reject;rua=mailto:gpbth89v@rua.eu.dmarcmanager.app;ruf=mailto:gpbth89v@ruf.eu.dmarcmanager.app;

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm3W8W0MP67f6w2Wtpa/u1LS4jsMS+3HqUidTWkCHBF/1xZqPloetNA9zRBog7WqwjbQyzjAP2mrbkH+rPq9ebNH7XnNhLW36xpOu2q8eTLYEsUfDIDJa8INuWF9vc5mAaeGlDejbk8cc3s7Lo1MoiBBNk1yEBaIp7o4g/euIvDcaZHCK8e6P4uLo/4A/fudJ7l9jqIkBu7Y6hfaRnKdkeaJeU/oqck30fJtkecgu1rbtACYedEWeOoiEWAHTrsRufqFVDJ4DLlp9UsQAM1PG6jJrxTBkmHwu3D8+Z5RFAkC4o3i9UXkNN4Dtok7LMsL74yCvy9b11IWorsfQMA27CQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Just a moment...

Description

Final URL

https://www.jisc.ac.uk/

HTTP status

403

HTTP

Status

HTTP/2 403

Final URL

https://www.jisc.ac.uk/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

SSL Corp

jisc.ac.uk

Valid from

2026-04-01T08:25:07-05:00

Valid until

2026-10-16T08:25:07-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

8 active

—

HSTSNot detected

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

Referrer PolicyImplemented

✓

Permissions PolicyImplemented

✓

Cross-Origin-Opener-PolicyImplemented

✓

Cross-Origin-Embedder-PolicyImplemented

✓

Cross-Origin-Resource-PolicyImplemented

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

104.18.28.104, 104.18.29.104

141,70 ms

Cloudflare

1.1.1.1

104.18.28.104, 104.18.29.104

451,31 ms

Quad9

9.9.9.9

104.18.28.104, 104.18.29.104

244,18 ms

OpenDNS

208.67.222.222

104.18.28.104, 104.18.29.104

168,45 ms

AdGuard

94.140.14.14

104.18.28.104, 104.18.29.104

148,16 ms

IP, geolocation and ASNAssociated network information

104.18.29.104

No data

success

country

region

city

asn

organization

isp

104.18.28.104

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

jisc-ac-uk.mail.protection.outlook.com

Port 25: Closed/unreachable - 25.1 ms - 
Port 465: Closed/unreachable - 4045.2 ms - 
Port 587: Closed/unreachable - 4014.2 ms -

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