DNSWHOIS.INFO - challc-net.mail.protection.outlook.com
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challc-net.mail.protection.outlook.com checked at 2025-10-25T18:50:42.477Z 167ms 63/63/63 100% R:16challc-net.mail.protection.outlook.com
| A | 2a01:111:f403:c901::1 🇺🇸 Microsoft | ||||||
| PTR | mail-bl2pr04cu00201.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:c922:: 🇺🇸 Microsoft | ||||||
| PTR | mail-bl0pr03cu00200.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:c931:: 🇺🇸 Microsoft | ||||||
| PTR | mail-sn1pr02cu00100.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:f902::1 🇺🇸 Microsoft | ||||||
| PTR | mail-bl2pr02cu00101.inbound.protection.outlook.com | ||||||
| A | 52.101.9.12🇺🇸 Microsoft | ||||||
| PTR | mail-bl0pr05cu00504.inbound.protection.outlook.com | ||||||
| A | 52.101.41.54🇺🇸 Microsoft | ||||||
| PTR | mail-sj2pr05cu00506.inbound.protection.outlook.com | ||||||
| A | 52.101.41.183🇺🇸 Microsoft | ||||||
| PTR | mail-byapr04cu00307.inbound.protection.outlook.com | ||||||
| A | 52.101.194.12🇺🇸 Microsoft | ||||||
| PTR | mail-ch0pr04cu00504.inbound.protection.outlook.com | ||||||
mail.protection.outlook.com
| NS | ns1-proddns.glbdns.o365filtering.com | ||||||
| NS | ns2-proddns.glbdns.o365filtering.com | ||||||
MX for
AI analysis
challc-net.mail.protection.outlook.com serves as the mail server for challc.net.
mx01.challc.net and mx02.challc.net are commonly used mail servers alongside challc-net.mail.protection.outlook.com.
challc-net.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c901::1, 2a01:111:f403:c922::, 2a01:111:f403:c931::, 2a01:111:f403:f902::1, 52.101.9.12, 52.101.41.54, 52.101.41.183 and 52.101.194.12.
Other host names including www-eastec-com.mail.eo.outlook.com, rmcn-com.mail.protection.outlook.com, poshtots-com.mail.eo.outlook.com, rivergreens-com.mail.protection.outlook.com and energini-me.mail.protection.outlook.com share IP numbers with challc-net.mail.protection.outlook.com.
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