DNSWHOIS.INFO - 4.128.in-addr.arpa
Search for IP or hostnames:
4.128.in-addr.arpa checked at 2025-09-06T00:52:21.637Z 163ms 66/66/66 100% R:124.128.in-addr.arpa
| NS | dns1.udel.edu | ||||||
| A | 128.175.13.16🇺🇸 AS34 | ||||||
| PTR | dns1.udel.edu | ||||||
| NS | dns2.udel.edu | ||||||
| A | 128.175.13.17🇺🇸 AS34 | ||||||
| PTR | dns2.udel.edu | ||||||
| NS | adns1.nnn.upenn.edu | ||||||
| A | 2607:f470:1001::ad:1 🇺🇸 UPENN | ||||||
| PTR | adns1.nnn.upenn.edu | ||||||
| A | 128.91.2.53🇺🇸 UPENN | ||||||
| PTR | adns1.nnn.upenn.edu | ||||||
| NS | adns2.nnn.upenn.edu | ||||||
| A | 2607:f470:1002::ad:2 🇺🇸 UPENN | ||||||
| PTR | adns2.nnn.upenn.edu | ||||||
| A | 128.91.254.53🇺🇸 UPENN | ||||||
| PTR | adns2.nnn.upenn.edu | ||||||
| NS | adns3.nnn.upenn.edu | ||||||
| A | 2607:f470:1003::ad:3 🇺🇸 UPENN | ||||||
| PTR | adns3.nnn.upenn.edu | ||||||
| A | 128.91.251.53🇺🇸 UPENN | ||||||
| PTR | adns3.nnn.upenn.edu | ||||||
128.in-addr.arpa
| NS | r.arin.net | ||||||
| NS | u.arin.net | ||||||
| NS | x.arin.net | ||||||
| NS | y.arin.net | ||||||
| NS | z.arin.net | ||||||
| NS | arin.authdns.ripe.net | ||||||
AI analysis
Five name servers, dns1.udel.edu, dns2.udel.edu, adns1.nnn.upenn.edu, adns2.nnn.upenn.edu, and adns3.nnn.upenn.edu, are delegated to 4.128.in-addr.arpa.
For instance, the name servers of 4.128.in-addr.arpa at least partially share with other domains such as magpi.org, udel.edu, 111.27.216.in-addr.arpa, 91.130.in-addr.arpa, and 100.27.216.in-addr.arpa.
The name servers adns4.upenn.edu, adns5.upenn.edu, adns6.upenn.edu, adns1.dnsrakuda.com and adns2.dnsrakuda.com are frequently utilized in conjunction.
dns1.udel.edu, dns2.udel.edu, adns1.nnn.upenn.edu, adns2.nnn.upenn.edu, and adns3.nnn.upenn.edu each point to specific IP numbers. dns1.udel.edu points to 128.175.13.16, dns2.udel.edu points to 128.175.13.17, adns1.nnn.upenn.edu points to 2607:f470:1001::ad:1 and 128.91.2.53, adns2.nnn.upenn.edu points to 2607:f470:1002::ad:2 and 128.91.254.53, and adns3.nnn.upenn.edu points to 2607:f470:1003::ad:3 and 128.91.251.53.