DNSWHOIS.INFO - 21.0-63.49.156.131.in-addr.arpa
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21.0-63.49.156.131.in-addr.arpa checked at 2025-11-30T17:56:24.703Z 225ms 28/28/28 100% R:15 allDone:true timedOut:false 21.0-63.49.156.131.in-addr.arpa
| PTR | mail.elgin.edu | ||||||
| A | 66.158.60.11🇺🇸 Illinois Century Network | ||||||
| PTR | mail.elgin.edu | ||||||
| A | 66.158.60.124🇺🇸 Illinois Century Network | ||||||
| PTR | mail.elgin.edu | ||||||
| A | 131.156.49.21🇺🇸 NIU-AS11417 | ||||||
| A | 131.156.49.22🇺🇸 NIU-AS11417 | ||||||