Rank #4,002Updated November 10, 2026
shef.ac.uk
Home | The University of Sheffield
The site runs on Drupal, Fastly, Font Awesome and 5 other technologies. Its email security grade is B. Its SSL certificate is issued by Sectigo Limited and is valid for 23 more days.
- Domain age
- —
- Technologies
- 8
- Email security
- B
- SSL days left
- 23
Registration
| Name servers |
|---|
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 143.167.2.102 | 600 |
| MX | alt4.aspmx.l.google.com 10 | 28800 |
| MX | aspmx.l.google.com 1 | 28800 |
| MX | alt3.aspmx.l.google.com 10 | 28800 |
| MX | alt1.aspmx.l.google.com 5 | 28800 |
| MX | alt2.aspmx.l.google.com 5 | 28800 |
| NS | ns4.ja.net | 600 |
| NS | acheron.shef.ac.uk | 600 |
| NS | hippo.shef.ac.uk | 600 |
| CAA | issue 0 digicert.com | 600 |
| CAA | issue 0 sectigo.com | 600 |
| CAA | iodef 0 mailto:[email protected] | 600 |
| CAA | issuewild 0 sectigo.com | 600 |
| CAA | issue 0 godaddy.com | 600 |
| CAA | issue 0 amazon.com | 600 |
| CAA | issue 0 letsencrypt.org | 600 |
| CAA | issue 0 pki.goog | 600 |
| CAA | issuewild 0 letsencrypt.org | 600 |
| TXT | fastly-domain-delegation-nswth4upxeqnqveipseg-00624106-2026-03-04 | 600 |
| TXT | google-site-verification=isKsdLEuDlo36yj5mOEE565z5MSZ3ZToeKOK5ovSB0U | 600 |
| TXT | apple-domain-verification=aQwUN0OnGdXEaFv7 | 600 |
| TXT | v=spf1 ip4:143.167.0.0/16 ip4:95.172.88.0/22 ip4:130.88.36.5 ip4:80.93.168.194 ip4:85.92.81.226 ip4:146.177.26.90/31 ip4:146.177.26.108/31 ip4:81.17.56.1 ip4:94.23.120.168 ip4:149.56.182.220 ip4:35.242.247.107 ip4:34.107.8.58 ip4:212.227.126.128/25 ip4:82.165.159.0/26 ip4:212.227.15.0/25 ip4:212.227.17.0/27 ip4:217.72.192.64/26 ip4:74.121.48.4 ip4:31.221.91.141 ip4:212.54.136.59 ip4:31.221.72.237 ip4:35.177.177.249 ip4:35.178.89.45 ip4:50.56.130.220/30 ip4:207.97.204.96/29 ip4:146.20.14.104/30 ip4:164.177.132.168/30 ip4:35.234.108.85/32 ip4:34.90.200.156/32 ip4:35.204.47.209/32 include:_spf.google.com include:wpm.flywire.com include:spf.mailanyone.net include:spf.mandrillapp.com include:shops.shopify.com -all | 600 |
| TXT | google-site-verification=xecQmyR2UQAd3OiZbAW_FJHFJPwg8p8uX30nW4o6zOY | 600 |
| TXT | QuoVadis=b6b1f5bd-5729-453c-9950-107c31ff576a | 600 |
Technology stack
CDN
CMS
Fonts
JavaScript library
Programming language
Security
Tag manager
Analytics and advertising IDs
google_tag_manager:GTM-W5K7W4TOther sites using the same IDs: sheffield.ac.uk
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | GB, Sectigo Public Server Authentication CA DV R36, Sectigo Limited |
| Expires | December 3, 2026 |
| Days remaining | 23 |
| Protocol | TLSv1.3 |
| Names | *.shef.ac.uk, shef.ac.uk |
Email security
BScore 87/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- badAn MTA-STS DNS record exists but the policy file at https://mta-sts.shef.ac.uk/.well-known/mta-sts.txt could not be loaded or is invalid.
- warnSubdomains use a weaker policy (sp=quarantine) than the main domain (p=reject).
- 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], mailto:[email protected].
- goodDKIM keys found (selector: k2, s1, s2, mandrill).
- good5 MX record(s) found. Mail is handled by Google Workspace.
- goodTLS-RPT is set up: you receive reports about failed encrypted deliveries.
Homepage metadata
| Title | Home | The University of Sheffield |
|---|---|
| Description | A world-class university – a unique student experience. Sheffield is a research university in the Russell Group with a global reputation for excellence. |
| Language | en |
| Canonical | https://sheffield.ac.uk/ |
| Indexable | Yes |
| Word count | 1067 |
About shef.ac.uk
What technology does shef.ac.uk use?
We detected 8 technologies on shef.ac.uk, including Fastly, Drupal, Font Awesome, jQuery, PHP, Content Security Policy.
Does shef.ac.uk protect its email with SPF and DMARC?
shef.ac.uk scores 87/100 (grade B) for email security. An MTA-STS DNS record exists but the policy file at https://mta-sts.shef.ac.uk/.well-known/mta-sts.txt could not be loaded or is invalid. Subdomains use a weaker policy (sp=quarantine) than the main domain (p=reject).
What are the name servers of shef.ac.uk?
shef.ac.uk uses ns4.ja.net, acheron.shef.ac.uk, hippo.shef.ac.uk.