tools
tools / DNS & domains

DNS discovery

Scan a domain's apex records, email setup and subdomains in one go, with names from Certificate Transparency logs.

Records 102Subdomains 16Queries 104Time 0.4 sResolver Cloudflare 1.1.1.1

Email

Apex

TypeValueTTL
A150.171.110.2101 h
AAAA2603:1061:14:48::11 h
NSns1-39.azure-dns.com48 h
NSns2-39.azure-dns.net48 h
NSns3-39.azure-dns.org48 h
NSns4-39.azure-dns.info48 h
MX10 microsoft-com.mail.protection.outlook.com1 h
SOAns1-39.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 3009 min
TXTd365mktkey=3uc1cf82cpv750lzk70v9bvf21 h
TXTfacebook-domain-verification=fwzwhbbzwmg5fzgotc2go51olc35661 h
TXTgoogle-site-verification=pjPOauSPcrfXOZS9jnPPa5axowcHGCDAl1_86dCqFpk1 h
TXTfg2t0gov9424p2tdcuo94goe9j1 h
TXTt7sebee51jrj7vm932k531hipa1 h
TXTgoogle-site-verification=M--CVfn_YwsV-2FGbCp_HFaEj23BmT0cTF4l8hXgpvM1 h
TXTgoogle-site-verification=GfDnTUdATPsK1230J0mXbfsYw-3A9BVMVaKSd4DcKgI1 h
TXTd365mktkey=SxDf1EZxLvMwx6eEZUxzjFFgHoapF8DvtWEUjwq7ZTwx1 h
TXThubspot-developer-verification=OTQ5NGIwYWEtODNmZi00YWE1LTkyNmQtNDhjMDMxY2JjNDAx1 h
TXTd365mktkey=QDa792dLCZhvaAOOCe2Hz6WTzmTssOp1snABhxWibhMx1 h
TXTd365mktkey=6358r1b7e13hox60tl1uagv141 h
TXTgoogle-site-verification=uFg3wr5PWsK8lV029RoXXBBUW0_E6qf1WEWVHhetkOY1 h
TXTdocusign=d5a3737c-c23c-4bd0-9095-d2ff621f28401 h
TXTd365mktkey=j2qHWq9BHdaa3ZXZH8x64daJZxEWsFa0dxDeilxDoYYx1 h
TXTatlassian-domain-verification=xvoaqRfxSg3PnlVnR4xCSOlKyw1Aln0MMxRiKXnwWroFG7vI76TUC8xYb03MwMXv1 h
TXTworkplace-domain-verification=lK0QDLk73xymCYMKUXNpfKAT8TY5Mx1 h
TXTgoogle-site-verification=uhh5_jbxpcQgnb-A7gDIjlrr5Ef34lA2t2_BAveYpnk1 h
TXTMS=ms796290621 h
TXTd365mktkey=3l6dste9txazu0Qd2zu4135PUB4E35txLxyzJxjkPbsx1 h
TXTd365mktkey=wbU64GRacxVEQxwcLSQnx0zisXLYzgUbfvsufIqO9ZUx1 h
TXTlinear-domain-verification=iuq6saifcnbe1 h
TXTd365mktkey=ZGFU0tlXPekPusNHPo5QQQWpVf0gic0xpuKroNy3NQEx1 h
TXTd365mktkey=JlXV17lfZjyvWxNje1qiP390ACSKzTxo5mGqZ3V2BmYx1 h
TXTd365mktkey=PNcDqkW71x8VOUhcE96aGM4l5PYX1gnlRl6ieXUl5eMx1 h
TXTd365mktkey=Fu49WtSTeClkHtK7S14227RIVpGwwGrzEsO6RVs1I2Ax1 h
TXTms-domain-verification=25524f4b-1476-489c-a086-30f4c5016ecc1 h
TXTms-domain-verification=1c4e4677-e58f-4117-8d61-e5b2810388c21 h
TXTmixpanel-domain-verify=5803bc4c-5bb6-4ce1-8076-7538000973731 h
TXTsitecore-domain-verification=1d46cb5467624e33a408d143248740881 h
TXTms-domain-verification=478640ad-6524-43d5-86c4-a914804b9e931 h
TXTms-domain-verification=561512fc-b4ba-4ac7-a946-e464c8f49f1b1 h
TXT_zx2p8gpzv720db2aqmozy4jhwk2nl431 h
TXTairtable-verification=79a09e4a8013ff5737798ffb4ea88eee1 h
TXT1password-site-verification=35ZTURTFFFDC5BW7GFQKRJ77QM1 h
TXTd365mktkey=8fEQahTresJms7tZGxGFr94T1zDz36oCbUt1LJc99mox1 h
TXTd365mktkey=heYmJ57sWrwMjCgIG1xRwTREJrQokUIDtBcNfGuxoWQx1 h
TXTms-domain-verification=d6545068-89f7-4432-b947-0b137e8a9fe31 h
TXThcp-domain-verification=3ce174a8b9fba88909633ab13eb1d81ce0123454745d66e500052ed84b7248a11 h
TXTv=MCPv1; k=ecdsap384; p=As/XxnDWZFxFwHvRZj+HbG5/ImtAeabLkiOWu1h7wCJQFAR216E9HoYQ5Hy6o7StoQ==1 h
TXTv=MCPv1; k=ecdsap384; p=AoHTKEi2W8L2P8cf9CoDicIxYiuttTkwtIeFOqYCewBGoRZiiF+9/92saUkIDERGAA==1 h
TXTms-domain-verification=65f91178-9dfb-41cd-929d-08d1a38ed6071 h
TXTv=MCPv1; k=ecdsap384; p=Asc8WWov6gsmCCzn4CSrwRuJIh5SqvaitKz/LlTW+SD54lLC52wzcnWhlTI416p2vw==1 h
TXTliveramp-site-verification=kxcV8fDH_FUNUZQEcAO6lwgim47f_hNLgMP4VG0PF_Q1 h
TXTv=MCPv1; k=ecdsap384; p=AqXeTHJ/1FCYeuvJ8dc1B+X3uHaa7m2W0s31vzL4opnrJlSaBdtbWTY8Ti5WiZnu9Q==1 h
TXTv=MCPv1; k=ecdsap384; p=An4mJIFLRys9h1EvjX18SJs5p1uEF5MHcs2JJLYPrI48C5Qt9FpaZEM0sQTV4JvNYw==1 h
TXTv=MCPv1; k=ecdsap384; p=A/Mf6IKdZzcHfBvpiVz9rkdPTIcCP5IbRDdEkeP3PgXEXF3mNjorahOwaYlMINBF5A==1 h
TXTv=MCPv1; k=ecdsap384; p=A8qndBCDJGtFF2+3v/IPIMmM0SaVcrJBoSue7rKob6sUeK7QGeFuWkrtvze3AiqUDA==1 h
TXTzoom-domain-verification=ZOOM_verify_e97a3d385acb4c47b9b924609a2805241 h
TXTanthropic-domain-verification-phksss=GZrrKDUR4klRLFCvxyOvqcNGE1 h
TXTv=MCPv1; k=ecdsap384; p=Azw9+u4M8RoH+bxJidKAZzGDmsPkzY1N4cO7rB/uC5x1RBoNfMyBlH/ott0lpo4pOQ==1 h
TXTdobtdihqagnr18hea8uv1h1mvq1 h
TXTatlassian-domain-verification=Sn5AwyIdVgkaRaJA/IKj7ZFMnWeCBnppa9bXGLuJvsakRHH4lYoBxS8g7GVlud9M1 h
TXTopenai-domain-verification=dv-sFtCvKOlWoe31gpoSvs7cqsP1 h
TXThpe-greenlake-domain-verification=495143304a3330533363357a57684f6335556f316f55654675523541464d39541 h
TXTv=MCPv1; k=ecdsap384; p=A5JeyhIFWFj4/epHJwt29GRUSrFwGSwXhrhDMAUSklMhfXjI7gi/ekY/fQSWToZdCw==1 h
TXTv=MCPv1; k=ecdsap384; p=A/78JIxAOlNwq8f0T/l50w7zhwQFpEuB8/Jz9CafdXNX7ewOluYpS/EEcSmLgxsHXg==1 h
TXTdocker-verification=b912d2f3-8614-4591-962b-9e07dbf7c0471 h
TXT_ij59qjkrntjw3gpjplj3or17mo3xxvt1 h
TXTgoogle-site-verification=jwrHU99GU8HSXlRFeywLDZmVawD2DWVCebQ41shKK0M1 h
TXTv=spf1 include:_spf-a.microsoft.com include:_spf-b.microsoft.com include:_spf-ssg-a.msft.net include:_spf1-meo.microsoft.com -all1 h
CAA0 contactemail "caarecordaware@microsoft.com"1 h

Email authentication

NameTypeValueTTL
_dmarcTXTv=DMARC1; p=reject; pct=100; rua=mailto:itex-rua@microsoft.com; ruf=mailto:itex-ruf@microsoft.com; fo=11 h
_mta-stsTXTv=STSv1; id=20190225000000Z;1 h
_smtp._tlsTXTv=TLSRPTv1;rua=https://tlsrpt.azurewebsites.net/report1 h
m1._domainkeyTXTv=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCDlTwvKeX9QjSGmGjOV8K4Gfq7f/1jM36C0DiPUPxvrYFyi3mQ9AWZldW0C4H4c3rE8/Z0epwL91JNGK0OgjH2OI+cHM1nMeKpkbod9glOHLlyphmONQHBPNtR/Cm8t1sSSDbSJoKybjQ1HmGk0dzSq8TnrcvgBiXKgYwGRV5ntQIDAQAB1 h
selector1._domainkeyCNAMEselector1-microsoft-com._domainkey.microsoft.onmicrosoft.com1 h
selector2._domainkeyCNAMEselector2-microsoft-com._domainkey.microsoft.onmicrosoft.com1 h
_sipfederationtls._tcpSRV100 1 5061 sipfed.online.lync.com1 h
_sip._tlsSRV100 1 443 sipdir.online.lync.com1 h

Subdomains

NameTypeValueTTL
apiCNAMEmsdn.com1 h
autodiscoverCNAMEautodiscover.outlook.com1 h
devCNAMEdeveloper.microsoft.com.edgekey.net1 h
enterpriseenrollmentCNAMEenterpriseenrollment-s.manage-beta.microsoft.com1 h
enterpriseregistrationCNAMEenterpriseregistration.windows.net1 h
ftpCNAMEftp.microsoft.akadns.net1 h
lyncdiscoverCNAMEwebdir.online.lync.com1 h
mCNAMEorigin.mobile.ms.akadns.net1 h
popCNAMEpie-prod-bvgxf9hvaqf0bmda.b02.azurefd.net1 h
remoteA131.107.0.61 h
shopA20.76.201.1711 h
shopA20.112.250.1331 h
shopA20.236.44.1621 h
shopA20.231.239.2461 h
shopA20.70.246.201 h
sipCNAMEsipdir.online.lync.com1 h
smtpA131.107.115.2121 h
smtpA131.107.115.2151 h
smtpA131.107.115.2141 h
smtpA205.248.106.641 h
smtpA205.248.106.301 h
smtpA205.248.106.321 h
stagingCNAMEideas.fabric.microsoft.com1 h
testCNAMEmarketingsites-prod.microsoft.com1 h
wwwCNAMEwww.microsoft.com-c-3.edgekey.net57 min

Probed 24 common names. Certificate Transparency was off.

Zone file

; Zone file for microsoft.com
; Exported by tools dns-discovery on 2026-10-30T08:51:18.750Z
; Resolver: Cloudflare 1.1.1.1
; DNSSEC: not requested
; Discovered by probing common names, not a complete zone transfer
;
$ORIGIN microsoft.com.

@	3600	IN	A	150.171.110.210
@	3600	IN	AAAA	2603:1061:14:48::1
@	172800	IN	NS	ns1-39.azure-dns.com.
@	172800	IN	NS	ns2-39.azure-dns.net.
@	172800	IN	NS	ns3-39.azure-dns.org.
@	172800	IN	NS	ns4-39.azure-dns.info.
@	3600	IN	MX	10 microsoft-com.mail.protection.outlook.com.
@	557	IN	SOA	ns1-39.azure-dns.com. azuredns-hostmaster.microsoft.com. 1 3600 300 2419200 300
@	3600	IN	TXT	"d365mktkey=3uc1cf82cpv750lzk70v9bvf2"
@	3600	IN	TXT	"facebook-domain-verification=fwzwhbbzwmg5fzgotc2go51olc3566"
@	3600	IN	TXT	"google-site-verification=pjPOauSPcrfXOZS9jnPPa5axowcHGCDAl1_86dCqFpk"
@	3600	IN	TXT	"fg2t0gov9424p2tdcuo94goe9j"
@	3600	IN	TXT	"t7sebee51jrj7vm932k531hipa"
@	3600	IN	TXT	"google-site-verification=M--CVfn_YwsV-2FGbCp_HFaEj23BmT0cTF4l8hXgpvM"
@	3600	IN	TXT	"google-site-verification=GfDnTUdATPsK1230J0mXbfsYw-3A9BVMVaKSd4DcKgI"
@	3600	IN	TXT	"d365mktkey=SxDf1EZxLvMwx6eEZUxzjFFgHoapF8DvtWEUjwq7ZTwx"
@	3600	IN	TXT	"hubspot-developer-verification=OTQ5NGIwYWEtODNmZi00YWE1LTkyNmQtNDhjMDMxY2JjNDAx"
@	3600	IN	TXT	"d365mktkey=QDa792dLCZhvaAOOCe2Hz6WTzmTssOp1snABhxWibhMx"
@	3600	IN	TXT	"d365mktkey=6358r1b7e13hox60tl1uagv14"
@	3600	IN	TXT	"google-site-verification=uFg3wr5PWsK8lV029RoXXBBUW0_E6qf1WEWVHhetkOY"
@	3600	IN	TXT	"docusign=d5a3737c-c23c-4bd0-9095-d2ff621f2840"
@	3600	IN	TXT	"d365mktkey=j2qHWq9BHdaa3ZXZH8x64daJZxEWsFa0dxDeilxDoYYx"
@	3600	IN	TXT	"atlassian-domain-verification=xvoaqRfxSg3PnlVnR4xCSOlKyw1Aln0MMxRiKXnwWroFG7vI76TUC8xYb03MwMXv"
@	3600	IN	TXT	"workplace-domain-verification=lK0QDLk73xymCYMKUXNpfKAT8TY5Mx"
@	3600	IN	TXT	"google-site-verification=uhh5_jbxpcQgnb-A7gDIjlrr5Ef34lA2t2_BAveYpnk"
@	3600	IN	TXT	"MS=ms79629062"
@	3600	IN	TXT	"d365mktkey=3l6dste9txazu0Qd2zu4135PUB4E35txLxyzJxjkPbsx"
@	3600	IN	TXT	"d365mktkey=wbU64GRacxVEQxwcLSQnx0zisXLYzgUbfvsufIqO9ZUx"
@	3600	IN	TXT	"linear-domain-verification=iuq6saifcnbe"
@	3600	IN	TXT	"d365mktkey=ZGFU0tlXPekPusNHPo5QQQWpVf0gic0xpuKroNy3NQEx"
@	3600	IN	TXT	"d365mktkey=JlXV17lfZjyvWxNje1qiP390ACSKzTxo5mGqZ3V2BmYx"
@	3600	IN	TXT	"d365mktkey=PNcDqkW71x8VOUhcE96aGM4l5PYX1gnlRl6ieXUl5eMx"
@	3600	IN	TXT	"d365mktkey=Fu49WtSTeClkHtK7S14227RIVpGwwGrzEsO6RVs1I2Ax"
@	3600	IN	TXT	"ms-domain-verification=25524f4b-1476-489c-a086-30f4c5016ecc"
@	3600	IN	TXT	"ms-domain-verification=1c4e4677-e58f-4117-8d61-e5b2810388c2"
@	3600	IN	TXT	"mixpanel-domain-verify=5803bc4c-5bb6-4ce1-8076-753800097373"
@	3600	IN	TXT	"sitecore-domain-verification=1d46cb5467624e33a408d14324874088"
@	3600	IN	TXT	"ms-domain-verification=478640ad-6524-43d5-86c4-a914804b9e93"
@	3600	IN	TXT	"ms-domain-verification=561512fc-b4ba-4ac7-a946-e464c8f49f1b"
@	3600	IN	TXT	"_zx2p8gpzv720db2aqmozy4jhwk2nl43"
@	3600	IN	TXT	"airtable-verification=79a09e4a8013ff5737798ffb4ea88eee"
@	3600	IN	TXT	"1password-site-verification=35ZTURTFFFDC5BW7GFQKRJ77QM"
@	3600	IN	TXT	"d365mktkey=8fEQahTresJms7tZGxGFr94T1zDz36oCbUt1LJc99mox"
@	3600	IN	TXT	"d365mktkey=heYmJ57sWrwMjCgIG1xRwTREJrQokUIDtBcNfGuxoWQx"
@	3600	IN	TXT	"ms-domain-verification=d6545068-89f7-4432-b947-0b137e8a9fe3"
@	3600	IN	TXT	"hcp-domain-verification=3ce174a8b9fba88909633ab13eb1d81ce0123454745d66e500052ed84b7248a1"
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=As/XxnDWZFxFwHvRZj+HbG5/ImtAeabLkiOWu1h7wCJQFAR216E9HoYQ5Hy6o7StoQ=="
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=AoHTKEi2W8L2P8cf9CoDicIxYiuttTkwtIeFOqYCewBGoRZiiF+9/92saUkIDERGAA=="
@	3600	IN	TXT	"ms-domain-verification=65f91178-9dfb-41cd-929d-08d1a38ed607"
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=Asc8WWov6gsmCCzn4CSrwRuJIh5SqvaitKz/LlTW+SD54lLC52wzcnWhlTI416p2vw=="
@	3600	IN	TXT	"liveramp-site-verification=kxcV8fDH_FUNUZQEcAO6lwgim47f_hNLgMP4VG0PF_Q"
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=AqXeTHJ/1FCYeuvJ8dc1B+X3uHaa7m2W0s31vzL4opnrJlSaBdtbWTY8Ti5WiZnu9Q=="
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=An4mJIFLRys9h1EvjX18SJs5p1uEF5MHcs2JJLYPrI48C5Qt9FpaZEM0sQTV4JvNYw=="
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=A/Mf6IKdZzcHfBvpiVz9rkdPTIcCP5IbRDdEkeP3PgXEXF3mNjorahOwaYlMINBF5A=="
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=A8qndBCDJGtFF2+3v/IPIMmM0SaVcrJBoSue7rKob6sUeK7QGeFuWkrtvze3AiqUDA=="
@	3600	IN	TXT	"zoom-domain-verification=ZOOM_verify_e97a3d385acb4c47b9b924609a280524"
@	3600	IN	TXT	"anthropic-domain-verification-phksss=GZrrKDUR4klRLFCvxyOvqcNGE"
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=Azw9+u4M8RoH+bxJidKAZzGDmsPkzY1N4cO7rB/uC5x1RBoNfMyBlH/ott0lpo4pOQ=="
@	3600	IN	TXT	"dobtdihqagnr18hea8uv1h1mvq"
@	3600	IN	TXT	"atlassian-domain-verification=Sn5AwyIdVgkaRaJA/IKj7ZFMnWeCBnppa9bXGLuJvsakRHH4lYoBxS8g7GVlud9M"
@	3600	IN	TXT	"openai-domain-verification=dv-sFtCvKOlWoe31gpoSvs7cqsP"
@	3600	IN	TXT	"hpe-greenlake-domain-verification=495143304a3330533363357a57684f6335556f316f55654675523541464d3954"
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=A5JeyhIFWFj4/epHJwt29GRUSrFwGSwXhrhDMAUSklMhfXjI7gi/ekY/fQSWToZdCw=="
@	3600	IN	TXT	"v=MCPv1; k=ecdsap384; p=A/78JIxAOlNwq8f0T/l50w7zhwQFpEuB8/Jz9CafdXNX7ewOluYpS/EEcSmLgxsHXg=="
@	3600	IN	TXT	"docker-verification=b912d2f3-8614-4591-962b-9e07dbf7c047"
@	3600	IN	TXT	"_ij59qjkrntjw3gpjplj3or17mo3xxvt"
@	3600	IN	TXT	"google-site-verification=jwrHU99GU8HSXlRFeywLDZmVawD2DWVCebQ41shKK0M"
@	3600	IN	TXT	"v=spf1 include:_spf-a.microsoft.com include:_spf-b.microsoft.com include:_spf-ssg-a.msft.net include:_spf1-meo.microsoft.com -all"
@	3600	IN	CAA	0 contactemail "caarecordaware@microsoft.com"
_dmarc	3600	IN	TXT	"v=DMARC1; p=reject; pct=100; rua=mailto:itex-rua@microsoft.com; ruf=mailto:itex-ruf@microsoft.com; fo=1"
_mta-sts	3600	IN	TXT	"v=STSv1; id=20190225000000Z;"
_smtp._tls	3600	IN	TXT	"v=TLSRPTv1;rua=https://tlsrpt.azurewebsites.net/report"
m1._domainkey	3600	IN	TXT	"v=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCDlTwvKeX9QjSGmGjOV8K4Gfq7f/1jM36C0DiPUPxvrYFyi3mQ9AWZldW0C4H4c3rE8/Z0epwL91JNGK0OgjH2OI+cHM1nMeKpkbod9glOHLlyphmONQHBPNtR/Cm8t1sSSDbSJoKybjQ1HmGk0dzSq8TnrcvgBiXKgYwGRV5ntQIDAQAB"
selector1._domainkey	3600	IN	CNAME	selector1-microsoft-com._domainkey.microsoft.onmicrosoft.com.
selector2._domainkey	3600	IN	CNAME	selector2-microsoft-com._domainkey.microsoft.onmicrosoft.com.
_sipfederationtls._tcp	3600	IN	SRV	100 1 5061 sipfed.online.lync.com.
_sip._tls	3600	IN	SRV	100 1 443 sipdir.online.lync.com.
api	3600	IN	CNAME	msdn.com.
autodiscover	3600	IN	CNAME	autodiscover.outlook.com.
dev	3600	IN	CNAME	developer.microsoft.com.edgekey.net.
enterpriseenrollment	3600	IN	CNAME	enterpriseenrollment-s.manage-beta.microsoft.com.
enterpriseregistration	3600	IN	CNAME	enterpriseregistration.windows.net.
ftp	3600	IN	CNAME	ftp.microsoft.akadns.net.
lyncdiscover	3600	IN	CNAME	webdir.online.lync.com.
m	3600	IN	CNAME	origin.mobile.ms.akadns.net.
pop	3600	IN	CNAME	pie-prod-bvgxf9hvaqf0bmda.b02.azurefd.net.
remote	3600	IN	A	131.107.0.6
shop	3600	IN	A	20.76.201.171
shop	3600	IN	A	20.112.250.133
shop	3600	IN	A	20.236.44.162
shop	3600	IN	A	20.231.239.246
shop	3600	IN	A	20.70.246.20
sip	3600	IN	CNAME	sipdir.online.lync.com.
smtp	3600	IN	A	131.107.115.212
smtp	3600	IN	A	131.107.115.215
smtp	3600	IN	A	131.107.115.214
smtp	3600	IN	A	205.248.106.64
smtp	3600	IN	A	205.248.106.30
smtp	3600	IN	A	205.248.106.32
staging	3600	IN	CNAME	ideas.fabric.microsoft.com.
test	3600	IN	CNAME	marketingsites-prod.microsoft.com.
www	3412	IN	CNAME	www.microsoft.com-c-3.edgekey.net.

A snapshot from probing common names, not a zone transfer: records under other names are not here.

JSON: /dns-discovery/api?ct=off&domain=microsoft.com