DNSWHOIS.INFO - 144.21.109.89.in-addr.arpa
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144.21.109.89.in-addr.arpa checked at 2025-11-19T08:01:41.158Z 671ms 16/16/16 100% R:8 allDone:true timedOut:false 144.21.109.89.in-addr.arpa
| PTR | mail.doktor52.ru | ||||||
| A | 89.109.21.144🇷🇺 ROSTELECOM-AS | ||||||
| PTR | mail.doktor52.ru | ||||||
21.109.89.in-addr.arpa
| NS | ns.mts-nn.ru | ||||||
| NS | ns2.sinn.ru | ||||||
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