ROBTEX.COM - 1stclassms-com.mail.protection.outlook.com
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1stclassms-com.mail.protection.outlook.com checked at 2025-12-18T23:08:37.476Z 1686ms 60/60/60 100% R:12 allDone:true timedOut:false 1stclassms-com.mail.protection.outlook.com
| A | 2a01:111:f403:c801::🇺🇸 Microsoft | ||||||
| PTR | mail-sa9pr02cu00200.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:f901::🇺🇸 Microsoft | ||||||
| PTR | mail-mn2pr04cu00200.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:f907::🇺🇸 Microsoft | ||||||
| A | 2a01:111:f403:f908::🇺🇸 Microsoft | ||||||
| PTR | mail-bn1pr21cu00100.inbound.protection.outlook.com | ||||||
| A | 52.101.8.34🇺🇸 Microsoft | ||||||
| PTR | mail-dm2pr04cu00102.inbound.protection.outlook.com | ||||||
| A | 52.101.11.2🇺🇸 Microsoft | ||||||
| PTR | mail-sn1pr03cu00102.inbound.protection.outlook.com | ||||||
| A | 52.101.41.58🇺🇸 Microsoft | ||||||
| PTR | mail-sj0pr02cu00102.inbound.protection.outlook.com | ||||||
| A | 52.101.194.12🇺🇸 Microsoft | ||||||
| PTR | mail-ch0pr04cu00504.inbound.protection.outlook.com | ||||||
mail.protection.outlook.com
MX for
AI analysis
1stclassms-com.mail.protection.outlook.com serves as the mail server for 1stclassms.com.
Eight IP numbers are pointed to by 1stclassms-com.mail.protection.outlook.com: 2a01:111:f403:c801::, 2a01:111:f403:f901::, 2a01:111:f403:f907::, 2a01:111:f403:f908::, 52.101.8.34, 52.101.11.2, 52.101.41.58 and 52.101.194.12.
Other host names, for instance tristatejobconnections-com0i.mail.protection.outlook.com, gepromos-com.mail.protection.outlook.com, gf24-com0e.mail.protection.outlook.com, twgsupply-com.mail.protection.outlook.com and lawppa-com.mail.protection.outlook.com share IP numbers with 1stclassms-com.mail.protection.outlook.com.