DNSWHOIS.INFO - 138.134.21.47.in-addr.arpa
Search for IP or hostnames:
138.134.21.47.in-addr.arpa checked at 2025-10-25T12:09:54.902Z 113ms 16/16/16 100% R:11138.134.21.47.in-addr.arpa
| PTR | ool-2f15868a.static.optonline.net | ||||||
| A | 47.21.134.138🇺🇸 Cablevision Systems Corporation | ||||||
| PTR | ool-2f15868a.static.optonline.net | ||||||
134.21.47.in-addr.arpa
| NS | authns1.cvnet.com | ||||||
| NS | authns1.cv.net | ||||||
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