2 ms·
1) Agreements with ISPs [most accurate] 2) IP Spidering via traceroutes / RIPE/etc data. 3) Agreements with third parties that have IP/Address mapping due to
by k-godwin 7y ago
1) Agreements with ISPs [most accurate]
2) IP Spidering via traceroutes / RIPE/etc data.
3) Agreements with third parties that have IP/Address mapping due to data supplied from users. [least accurate]
That'd be my guess anyway.
- NathanOsullivan 7y agoThey also have a form on their site to submit corrections. Maxmind's db is so prevalent now, I suspect (indirect) users submit all the info they need nowadays.