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23.103.199.138 checked at 2025-09-06T17:51:09.461Z 852ms 120/120/120 100% R:13

PTRs and A-records
PTR	A	`mail-bn3usg020138.inbound.protection.outlook.com`
		A	2001:489a:2202:4::10
		A	23.103.199.138
	A	`abhesvoboda.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`acfmaterials.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`acmt.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`acscm.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`allflexinc-com.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`amgeneral-us.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`andurilind.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`aosllc.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`apogeesol.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ariessystemsintnl.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ascendantinnovations-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ascgov.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`assetllc.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`atiinc.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`atomosspace.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`avernatest.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`avionsolutionsinc.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`besl-org.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`bhate-com.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`bostonfusion.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ce.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`cebs-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`celonisgov.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`cficloud.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`cognicom.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`crltech.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`crss.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ctic-us.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`fgsllcus.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`fortem.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`gbbgcc.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`generalatomics.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`geost.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`goeis-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`grucci.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`harrymillergcch.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`hmatx.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`iemgov.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`in3warthog.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`interfuzecorp.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`invictusic.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`invoconcloud.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`itaintl.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`jabildas-com.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`jcivault.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`kittyhawktech-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`kmkconstruction.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`kpmg.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ltprecision.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`macb-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`mathtechgcc.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`mdhelicopters.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`minalex.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`mslcgov.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`msm.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`nist800171compliance.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`nkiengineering-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`nuclearsecured.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`nxtrac.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`osivision.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`p2s.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`panklaerospaceusa.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`pckusa.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`pepcogov.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`pslnmsu.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`rctgcc.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`redcat.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ricardodefense.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`ridgeeng-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`rmdinc.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`ronalind.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`sabrelineraviationstg.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`saesgroupusa.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`sapns2.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`sdi-ai.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`sei-aero.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`sierraspace.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`sigatech.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`skillbridge-org.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`skurkaaero.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`smsdefense.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`sri-com.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`steelgatellc.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`stratom-com.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`takproductcenter.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`tda.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`teamusgi-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`threesaintsbay-com.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`tracesystemsus.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`tridentis.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`tritecmfg.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`troytube.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`tvaero-com.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`vacco.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`valkyrie.mail.protection.office365.us`
		A	23.103.199.138
		A	23.103.199.170
	A	`veloxlogic.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`visioneering.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`vmsinc.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170
	A	`winggroup.mail.protection.office365.us`
		A	2001:489a:2202:4::10
		A	2001:489a:2202:5::10
		A	23.103.199.138
		A	23.103.199.170

IP numbers used in conjunction
99%	23.103.199.170
63%	2001:489a:2202:4::10
62%	2001:489a:2202:5::10

RBLS
23.103.128.0/17

AS8075

Boydton, Virginia, 🇺🇸 USA

^{🇺🇸 Microsoft}

23.103.199.138 Boydton, Virginia, 🇺🇸 USA Courtesy of

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