What powers postoffice.co.za?
Last seen Sep 2026 · 9 technologies across 8 categories
Analytics
Google Analytics
since Jun 2018
JavaScript libraries
Operating systems
Windows Server
since Jan 2019
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Web servers
Webmail
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt removed
- Aug 2026 robots.txt appeared
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 82% phone
- 18% desktop
South Africa
United Kingdom
India
United States
Philippines
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.75 / 10 · ranked #276,114 of all domains
117 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.5 MB · 21 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- South African Post Office
- Sector: logistics
- Country: South Africa
From Wikidata (CC0).
Infrastructure
- Hosted on SAIX-NET (165.8.13.24)
- DNS: bcxcomms.net
- Email: Trend Micro Email Security
- Email security: SPF (soft fail), DMARC monitor only
- SSL: DigiCert, RSA 4096, wildcard, expires Jan 2027
- Common Crawl link graph: rank 436,092, 7 hosts
- Verified with: Microsoft 365, Trend Micro Email Security
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| trackingnew.postoffice.co.za | 6 |
| cds.postoffice.co.za | 5 |
| mail.postoffice.co.za | 4 |
| www.postoffice.co.za | 4 |
| postoffice.co.za | 3 |
| tracking.postoffice.co.za | 3 |
| sms.postoffice.co.za | 2 |