IPLIST.NET - building21.com
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building21.com checked at 2025-11-12T14:40:35.032Z 309ms 119/119/119 100% R:15 allDone:true timedOut:false building21.com
| MX | building21.com | ||||||
| A | 192.232.251.62🇺🇸 EIGI | ||||||
| PTR | 192-232-251-62.unifiedlayer.com | ||||||
| MX | aspmx2.googlemail.com | ||||||
| A | 2607:f8b0:4023:100f::1a 🇺🇸 Google | ||||||
| PTR | yudfwra-in-f26.1e100.net | ||||||
| A | 192.178.220.26🇺🇸 Google | ||||||
| PTR | yudfwra-in-f26.1e100.net | ||||||
| MX | aspmx3.googlemail.com | ||||||
| A | 2607:f8b0:4023:1015::1a 🇺🇸 Google | ||||||
| PTR | yudfwta-in-f26.1e100.net | ||||||
| A | 172.253.135.26🇺🇸 Google | ||||||
| PTR | yudfwta-in-f26.1e100.net | ||||||
| NS | ns3473.hostgator.com | ||||||
| A | 50.87.144.79🇺🇸 EIGI | ||||||
| PTR | gator3061.hostgator.com | ||||||
| NS | ns3474.hostgator.com | ||||||
| A | 192.232.251.60🇺🇸 EIGI | ||||||
| PTR | 192-232-251-60.unifiedlayer.com | ||||||
| MX | aspmx.l.google.com | ||||||
| A | 2607:f8b0:4004:c08::1b 🇺🇸 Google | ||||||
| PTR | bi-in-f27.1e100.net | ||||||
| A | 172.253.62.26🇺🇸 Google | ||||||
| PTR | bc-in-f26.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com | ||||||
| A | 2a00:1450:400b:c02::1b 🇮🇪 Google | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| A | 172.253.116.27🇺🇸 Google | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com | ||||||
| A | 2a00:1450:400c:c00::1a 🇧🇪 Google | ||||||
| PTR | ws-in-f26.1e100.net | ||||||
| PTR | ws-in-x1a.1e100.net | ||||||
| A | 173.194.76.27🇺🇸 Google | ||||||
| PTR | ws-in-f27.1e100.net | ||||||
| A | 192.232.251.62🇺🇸 EIGI | ||||||
| PTR | 192-232-251-62.unifiedlayer.com | ||||||
com
MX for
building21.com |
Starts with same word
building21.com |
building21.de |
Starts similarily
building21.de |
building21.com |
building12.net |
AI analysis
For building21.com, the mail server is building21.com.
aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx.l.google.com are commonly used as mail servers alongside building21.com.
building21.com resolves to one IP number: 192.232.251.62.
other host names including tinta-fresca.com, migsworld.com, platform-five.com, mail.inbros.com.mx and mail.personaltouchparking.com share IP numbers with building21.com.
building21.com is delegated to two name servers ns3473.hostgator.com and ns3474.hostgator.com.
building21.com shares the same name server setup as other domains, for instance proesmin.com, veggiebelly.com, yourstorybyus.com, ngos.org and mexi-canholidays.com.
Host names with one IP number:
ns3473.hostgator.com points to 50.87.144.79
ns3474.hostgator.com points to 192.232.251.60
building21.com is handled by six mail servers: building21.com, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
building21.com shares some mail servers with other domains, at least partially, for instance jersey.com.mx, lordcustom.com, amberbit.com, globalchallenges.org and kortx.io.
these mail servers are often used with aspmx4.googlemail.com, aspmx5.googlemail.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to: 2607:f8b0:4023:100f::1a and 192.178.220.26.
aspmx3.googlemail.com points to: 2607:f8b0:4023:1015::1a and 172.253.135.26.
aspmx.l.google.com points to: 2607:f8b0:4004:c08::1b and 172.253.62.26.
alt1.aspmx.l.google.com points to: 2a00:1450:400b:c02::1b and 172.253.116.27.
alt2.aspmx.l.google.com points to: 2a00:1450:400c:c00::1a and 173.194.76.27.
Host names with one IP number:
building21.com points to: 192.232.251.62.