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Fleetora · first roles in DEMicrosoft IIS VS Oracle WebLogic Server_
As of 4 November 2026, Oracle WebLogic Server is named by 559 companies and Microsoft IIS by 1,292; Microsoft IIS skews to companies under 200 people (41% vs 47%), Oracle WebLogic Server to companies over 1,000 (31% vs 34%).
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Microsoft IIS's script and mail records show on hundreds of thousands of small sites, Oracle WebLogic Server rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Microsoft IIS: 2–200 employees
- 41%
- Oracle WebLogic Server: 2–200 employees
- 47%
- Microsoft IIS: 1,000+ employees
- 34%
- Oracle WebLogic Server: 1,000+ employees
- 31%
- Postings per company, 90 days
- 1.9 · 2.4
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Microsoft IIS | share | Oracle WebLogic Server | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 21 | 2% | 10 | 2% | even |
| 2-10 employees | 73 | 6% | 40 | 7% | even |
| 11-50 employees | 191 | 15% | 87 | 16% | even |
| 51-200 employees | 265 | 21% | 133 | 24% | Oracle WebLogic Server |
| 201-500 employees | 187 | 14% | 76 | 14% | even |
| 501-1000 employees | 120 | 9% | 40 | 7% | Microsoft IIS |
| 1001-5000 employees | 209 | 16% | 73 | 13% | Microsoft IIS |
| 5001-10000 employees | 63 | 5% | 26 | 5% | even |
| 10,001+ employees | 163 | 13% | 74 | 13% | even |
| Segment | Microsoft IIS | share | Oracle WebLogic Server | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 645 | 50% | 343 | 61% | Oracle WebLogic Server |
| Business & finance services | 276 | 21% | 123 | 22% | even |
| Manufacturing & industry | 116 | 9% | 19 | 3% | Microsoft IIS |
| Public, community & associations | 48 | 4% | 14 | 3% | even |
| Consumer services & leisure | 34 | 3% | 14 | 3% | even |
| Utilities & infrastructure | 30 | 2% | 8 | 1% | even |
| Commerce & trade | 29 | 2% | 10 | 2% | even |
| Health care | 28 | 2% | 4 | 1% | even |
| Media & content | 26 | 2% | 12 | 2% | even |
| Transport, logistics & rental | 22 | 2% | 6 | 1% | even |
| Property & construction | 18 | 1% | – | – | outside top 12 |
| Automotive | 11 | 1% | 2 | 0% | even |
| Hospitality & travel | – | – | 2 | 0% | outside top 12 |
| Segment | Microsoft IIS | share | Oracle WebLogic Server | share | Leans |
|---|---|---|---|---|---|
| United States | 739 | 57% | 309 | 55% | even |
| United Kingdom | 63 | 5% | 32 | 6% | even |
| France | 57 | 4% | 13 | 2% | Microsoft IIS |
| Germany | 45 | 3% | 18 | 3% | even |
| Canada | 40 | 3% | 23 | 4% | even |
| India | 37 | 3% | 25 | 4% | even |
| Italy | 23 | 2% | 7 | 1% | even |
| Brazil | 21 | 2% | – | – | outside top 12 |
| Spain | 15 | 1% | 6 | 1% | even |
| Poland | 15 | 1% | – | – | outside top 12 |
| Australia | 14 | 1% | 8 | 1% | even |
| Belgium | 13 | 1% | – | – | outside top 12 |
| Singapore | – | – | 7 | 1% | outside top 12 |
| Switzerland | – | – | 6 | 1% | outside top 12 |
| United Arab Emirates | – | – | 5 | 1% | outside top 12 |
| Segment | Microsoft IIS | share | Oracle WebLogic Server | share | Leans |
|---|---|---|---|---|---|
| IT operations & business systems | 1,417 | 35% | 837 | 29% | Microsoft IIS |
| Software engineering | 1,328 | 33% | 1,439 | 50% | Oracle WebLogic Server |
| Customer service & success | 193 | 5% | 30 | 1% | Microsoft IIS |
| Engineering (non-software) | 137 | 3% | 27 | 1% | Microsoft IIS |
| Data & AI | 116 | 3% | 20 | 1% | Microsoft IIS |
| Product, program & project management | 67 | 2% | 45 | 2% | even |
| Sales | 50 | 1% | 9 | 0% | even |
| research and science | 27 | 1% | – | – | outside top 12 |
| General management & consulting | 15 | 0% | 10 | 0% | even |
| Legal, compliance & risk | 11 | 0% | 1 | 0% | even |
| Marketing & communications | 9 | 0% | – | – | outside top 12 |
| Administration & office | 7 | 0% | 6 | 0% | even |
| Finance & accounting | 7 | 0% | 1 | 0% | even |
| healthcare support and caregiving | 7 | 0% | – | – | outside top 12 |
| skilled trades and field service | 7 | 0% | – | – | outside top 12 |
| Quality, safety & environment | 6 | 0% | 2 | 0% | even |
| manufacturing and production | 5 | 0% | 3 | 0% | even |
| Unclassified | 5 | 0% | 11 | 0% | even |
| arts media and entertainment | 4 | 0% | 1 | 0% | even |
| Business development & strategy | 4 | 0% | – | – | outside top 12 |
| logistics warehouse and transport | 4 | 0% | 2 | 0% | even |
| Education & training | 3 | 0% | 2 | 0% | even |
| Human resources | 3 | 0% | 4 | 0% | even |
| Design & UX | 2 | 0% | – | – | outside top 12 |
| healthcare clinical | 2 | 0% | – | – | outside top 12 |
| Retail & store operations | 2 | 0% | – | – | outside top 12 |
| social care and community | 2 | 0% | – | – | outside top 12 |
| hospitality and food service | 1 | 0% | – | – | outside top 12 |
The companies behind each column
Companies using Microsoft IIS →
Companies using Oracle WebLogic Server →
web app servers ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Oracle WebLogic Server is named by 559 companies in job postings and Microsoft IIS by 1,292; 114 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/microsoft-iis-vs-oracle-weblogic-server)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
Microsoft IIS vs Oracle WebLogic Server: questions
Which is more used, Microsoft IIS or Oracle WebLogic Server?
By companies naming it in their own job postings, Microsoft IIS (1,292) over Oracle WebLogic Server (559). By website-and-DNS footprint, Oracle WebLogic Server (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Microsoft IIS?
41% of Microsoft IIS companies have 2 to 200 employees, against 47% for Oracle WebLogic Server. 34% of Microsoft IIS companies have over 1,000 employees, against 31% for Oracle WebLogic Server.
Do companies run both?
114 companies name both in their postings, usually Microsoft IIS in marketing and Oracle WebLogic Server in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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