MXLIST.NET - 4.128.in-addr.arpa
Search for IP or hostnames:
4.128.in-addr.arpa checked at 2025-10-13T11:58:00.844Z 174ms 66/66/66 100% R:134.128.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 | ||||||
Starts with same word
Starts similarily
AI analysis
4.128.in-addr.arpa delegates to five name servers: dns1.udel.edu, dns2.udel.edu, adns1.nnn.upenn.edu, adns2.nnn.upenn.edu and adns3.nnn.upenn.edu.
4.128.in-addr.arpa shares some name servers with other domains, for example magpi.org, udel.edu, 111.27.216.in-addr.arpa, 91.130.in-addr.arpa and 100.27.216.in-addr.arpa.
These name servers are commonly used with adns4.upenn.edu, adns5.upenn.edu, adns6.upenn.edu, adns1.dnsrakuda.com and adns2.dnsrakuda.com.
Host names with two IP numbers
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
adns3.nnn.upenn.edu points to 2607:f470:1003::ad:3 and 128.91.251.53
Host names with one IP number
dns1.udel.edu points to 128.175.13.16
dns2.udel.edu points to 128.175.13.17