WWW.ROBTEX.COM - rtns.c21.com
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rtns.c21.com checked at 2025-10-06T13:42:19.218Z 183ms 67/67/67 100% R:11rtns.c21.com
| MX | mx1.rtns.c21.com | ||||||
| A | 66.161.21.11🇺🇸 AT&T US - 7018 | ||||||
| PTR | mx3.zti9.com | ||||||
| MX | mx2.rtns.c21.com | ||||||
| A | 66.161.21.13🇺🇸 AT&T US - 7018 | ||||||
| PTR | mx1.zti9.com | ||||||
| A | 66.161.21.9🇺🇸 AT&T US - 7018 | ||||||
| PTR | host-9.zti9.com | ||||||
c21.com
| NS | ns-236.awsdns-29.com | ||||||
| NS | ns-788.awsdns-34.net | ||||||
| NS | ns-1182.awsdns-19.org | ||||||
| NS | ns-1619.awsdns-10.co.uk | ||||||
| MX | c21-com.mail.protection.outlook.com | ||||||
| A | 3.138.84.43🇺🇸 Amazon | ||||||
| A | 18.223.91.88🇺🇸 Amazon | ||||||
rank #42928 in the tld
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AI analysis
rtns.c21.com is a parent of mx2.rtns.c21.com and mx1.rtns.c21.com.
rtns.c21.com resolves to one IP number: 66.161.21.9.
Other host names, for example resp3.zt02.net, share IP numbers with rtns.c21.com.
rtns.c21.com is served by two mail servers mx1.rtns.c21.com and mx2.rtns.c21.com.
Host names with a single IP address: mx1.rtns.c21.com points to 66.161.21.11; mx2.rtns.c21.com points to 66.161.21.13.
dbq