X-ac
HTTP response headerHeader usage statistics
X-ac response header information and usage statistics.| Websites using header X-ac | 586,558 |
| Percentage of websites that use X-ac header | 0.61% |
| Total discovered header values | 143 |
| Header uses directives | No |
| Header values are unique or random | No |
| Most popular in the country |  US |
X-ac Directives
X-ac directives value information and usage statistics| Directive | Share | Websites count | Unique Values |
|---|
Distribution by websites popularity
X-ac detection in the top websites by popularity| Top 10k sites | 52 websites |
| Top 100k sites | 474 websites |
| Top 1m sites | 7,253 websites |
Websites utilizing X-ac
List of websites that use X-ac header| Domain | Country | Rank | Contacts |
|---|---|---|---|
| US | 68 | ||
| US | 76 | ||
| US | 92 | ||
| US | 176 | ||
| US | 189 | ||
| US | 202 |
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Geographical Distribution
Header usage distribution by websites across the globe.Common header values
List of top common X-ac header values| Header value | Value prevalence |
|---|---|
| 3.bur _bur | 52.63% |
| 3.sea _bur | 27.44% |
| 3.bur _atomic_bur | 5.06% |
| 3.sea _atomic_bur | 4.32% |
| 5.bur _atomic_bur | 3.95% |
| 1.sea _bur | 2.06% |
| 5.bur _bur | 1.64% |
| 2.bur _atomic_bur | 0.48% |
| 1.bur _atomic_bur | 0.48% |
| 1.bur _bur | 0.48% |
| 4.bur _atomic_bur | 0.43% |
| 1.sea _atomic_bur | 0.25% |
| 2.sea _atomic_bur | 0.21% |
| 4.sea _atomic_bur | 0.18% |
| 1.hhn _dfw | 0.14% |
| 4.bur _bur | 0.04% |
| 2.bur _bur | 0.03% |
| 4.sea _bur | 0.02% |
| 2.sea _bur | 0.02% |
| 2.yyz _atomic_dca | 0.01% |