DNSWHOIS.INFO - firsttel-com-sg.mail.protection.outlook.com
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firsttel-com-sg.mail.protection.outlook.com checked at 2025-11-22T20:06:34.805Z 149ms 60/60/60 100% R:12 allDone:true timedOut:false firsttel-com-sg.mail.protection.outlook.com
| A | 2a01:111:f403:cc09:: 🇸🇬 Microsoft | ||||||
| PTR | mail-sg2pr03cu00500.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:cc09::1 🇸🇬 Microsoft | ||||||
| A | 2a01:111:f403:cc1a::8 🇯🇵 Microsoft | ||||||
| PTR | mail-tydpr03cu00100.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:cc1f::4 🇯🇵 Microsoft | ||||||
| PTR | mail-os8pr02cu00104.inbound.protection.outlook.com | ||||||
| A | 52.101.124.117🇯🇵 Microsoft | ||||||
| PTR | mail-tydpr03cu00105.inbound.protection.outlook.com | ||||||
| A | 52.101.137.0🇸🇬 Microsoft | ||||||
| PTR | mail-sg2pr03cu00500.inbound.protection.outlook.com | ||||||
| A | 52.101.137.2🇸🇬 Microsoft | ||||||
| A | 52.101.157.80🇺🇸 Microsoft | ||||||
| PTR | mail-os8pr02cu00100.inbound.protection.outlook.com | ||||||
mail.protection.outlook.com
MX for
AI analysis
firsttel-com-sg.mail.protection.outlook.com functions as a mail server for firsttel.com.sg.
Eight IP numbers are targeted by firsttel-com-sg.mail.protection.outlook.com: 2a01:111:f403:cc09::, 2a01:111:f403:cc09::1, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0, 52.101.137.2 and 52.101.157.80.
other host names including iamv-vn.mail.protection.outlook.com, xcdl-com-cn.mail.protection.outlook.com, loherlin-com.mail.protection.outlook.com, jacrecruitment-sg0i.mail.eo.outlook.com and esmart-com-tw0c.mail.protection.outlook.com share IP numbers with firsttel-com-sg.mail.protection.outlook.com.
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