216.230.22.5 — AS20254 AS20254
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AS20254
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Prefix 216.230.22.0/23
216.230.22.5
PTR
mailfilter.
tusc.k12.al.us
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mailfilter.
tusc.k12.al.us
A
216.109.5.5
A
216.230.22.5
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216.109.5.5
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216.230.22.0/23
512 IPs · AS20254 AS20254
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AS20254
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AS20254
216.230.22.0/23
Tuscaloosa City Schools
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IP numbers used in conjunction