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| The PTR records for all IP addresses in 5.255.255.0/24 |
| ip dnsbl srv tr 5.255.255.5 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.50 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.55 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.60 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.70 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.77 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.80 PTR | yandex.ru. |
| ip dnsbl srv tr 5.255.255.88 PTR | yandex.ru. |
| 8 out of 256 IP addresses in 5.255.255.0/24 appear to have a PTR. |
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