x-arc
HTTP response headerA header containing email authentication results like SPF DKIM and DMARC
Header usage statistics
x-arc response header information and usage statistics.| Websites using header x-arc | 3,350 |
| Percentage of websites that use x-arc header | <0.1% |
| Total discovered header values | 5 |
| Header uses directives | No |
| Header values are unique or random | No |
| Most popular in the country | 
United States of America
|
Distribution by websites popularity
x-arc detection in the top websites by popularity| Top 10k sites | 4 websites |
| Top 100k sites | 51 websites |
| Top 1m sites | 67 websites |
Websites utilizing x-arc
List of websites that use x-arc header| Domain | Country | Rank | Contacts |
|---|---|---|---|
|
|
United States of America
|
97 | |
|
|
United States of America
|
1,643 | |
|
|
United States of America
|
3,120 | |
|
|
United States of America
|
8,880 | |
|
|
United States of America
|
10,372 | |
|
|
United States of America
|
17,141 |
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Geographical Distribution
Header usage distribution by websites across the globe.Common header values
List of top common x-arc header values| Header value | Value prevalence |
|---|---|
| 101 | 98.30% |
| 1 | 1.37% |
| 21 | 0.27% |
| 2 | 0.03% |
| 6C | 0.03% |