Misc performance optimizations

[TheTechromancer]

No description provided.

[codecov]

Codecov Report

Merging #298 (14869b4) into dev (88ac9d2) will increase coverage by 2%.
The diff coverage is 84%.

@@          Coverage Diff           @@
##             dev    #298    +/-   ##
======================================
+ Coverage     82%     83%    +2%     
======================================
  Files        156     157     +1     
  Lines      11643   12251   +608     
======================================
+ Hits        9450   10126   +676     
+ Misses      2193    2125    -68     

Impacted Files	Coverage Δ
bbot/modules/dnscommonsrv.py	89% <0%> (ø)
bbot/modules/viewdns.py	68% <ø> (ø)
bbot/scanner/stats.py	68% <ø> (-<1%)	⬇️
bbot/modules/azure_tenant.py	73% <34%> (-1%)	⬇️
bbot/modules/bevigil.py	67% <50%> (ø)
bbot/modules/binaryedge.py	87% <50%> (ø)
bbot/modules/c99.py	72% <50%> (ø)
bbot/modules/dnsdumpster.py	50% <50%> (ø)
bbot/modules/fullhunt.py	83% <50%> (ø)
bbot/modules/ipstack.py	64% <50%> (ø)
... and 70 more

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