CF1759604300148-tsm20251004101907

NSLIST.NET - coursius.com

Search for IP or hostnames:

coursius.com checked at 2025-10-04T18:58:20.127Z 188ms 142/142/142 100% R:11

coursius.com

NSns1.digitalocean.com
A2606:4700:52::ac40:34d2 🇺🇸 Cloudflare
PTRns1.digitalocean.com
A172.64.52.210🇺🇸 Cloudflare
PTRns1.digitalocean.com
NSns2.digitalocean.com
A2606:4700:5a::ac40:3515 🇺🇸 Cloudflare
PTRns2.digitalocean.com
A172.64.53.21🇺🇸 Cloudflare
PTRns2.digitalocean.com
NSns3.digitalocean.com
A2606:4700:52::ac40:31d1 🇺🇸 Cloudflare
PTRns3.digitalocean.com
A172.64.49.209🇺🇸 Cloudflare
PTRns3.digitalocean.com
MXmx.spamexperts.com
A2001:550:2:61::2fc:100 🇺🇸 Cogent Communications, Inc.
A38.71.16.244🇺🇸 I-3
PTRfe2-r2-in.la10.l.antispamcloud.com
MXfallbackmx.spamexperts.eu
A2001:550:2:3::62:100 🇺🇸 Cogent Communications, Inc.
PTRfe2-r2-in.la10.l.antispamcloud.com
A2001:550:2:61::2fc:100 🇺🇸 Cogent Communications, Inc.
A2001:550:2:78::ca:100 🇺🇸 Cogent Communications, Inc.
PTRfe3-r2-in.atl06.l.antispamcloud.com
A38.71.16.244🇺🇸 I-3
PTRfe2-r2-in.la10.l.antispamcloud.com
A38.89.254.156🇺🇸 I-3
PTRfe1-r2-in.ch03.l.antispamcloud.com
A38.101.250.150🇺🇸 I-3
PTRfe3-r2-in.atl06.l.antispamcloud.com
MXlastmx.spamexperts.net
A2001:550:2:3::62:100 🇺🇸 Cogent Communications, Inc.
PTRfe2-r2-in.la10.l.antispamcloud.com
A2001:550:2:61::2fc:100 🇺🇸 Cogent Communications, Inc.
A2001:978:2:7::162:100 🇩🇪 Cogent Communications, Inc.
PTRfe1-r3-in.fra02.l.antispamcloud.com
A2001:978:2:2c::137:100 🇳🇱 Cogent Communications, Inc.
PTRfe2-r3-in.ams14.l.antispamcloud.com
A38.71.16.244🇺🇸 I-3
PTRfe2-r2-in.la10.l.antispamcloud.com
A38.89.254.156🇺🇸 I-3
PTRfe1-r2-in.ch03.l.antispamcloud.com
A149.13.75.27🇩🇪 Cogent Communications, Inc.
PTRfe1-r3-in.fra02.l.antispamcloud.com
A154.59.104.23🇳🇱 Cogent Communications, Inc.
PTRfe2-r3-in.ams14.l.antispamcloud.com
A128.199.132.132🇸🇬 DigitalOcean

com

NSa.gtld-servers.net
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NSd.gtld-servers.net
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Starts with same word

Starts similarily

AI analysis

coursius.com resolves to one IP number: 128.199.132.132.

coursius.com is delegated to three name servers ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

coursius.com at least partially shares name servers with other domains, for instance fromsomebodyelse.com, letsmoveon.com, theoakchurch.co.uk, gemsflow.com and smartsettlefamily.net.

Host names with two IP numbers:

ns1.digitalocean.com points to: 2606:4700:52::ac40:34d2 and 172.64.52.210.

ns2.digitalocean.com points to: 2606:4700:5a::ac40:3515 and 172.64.53.21.

ns3.digitalocean.com points to: 2606:4700:52::ac40:31d1 and 172.64.49.209.

coursius.com is handled by three mail servers: mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

coursius.com shares some mail servers with other domains, at least partially, for instance milore.ie, akback.com, netandhost.in, redstarsint.com and jezzia.com.

these mail servers are commonly used with the mail servers milore-ie.mail.protection.outlook.com.

Host names with eight IP numbers:

The host name lastmx.spamexperts.net points to: 2001:550:2:3::62:100, 2001:550:2:61::2fc:100, 2001:978:2:7::162:100, 2001:978:2:2c::137:100, 38.71.16.244, 38.89.254.156, 149.13.75.27 and 154.59.104.23.

Host names with six IP numbers:

The host name fallbackmx.spamexperts.eu points to: 2001:550:2:3::62:100, 2001:550:2:61::2fc:100, 2001:550:2:78::ca:100, 38.71.16.244, 38.89.254.156 and 38.101.250.150.

Host names with two IP numbers:

The host name mx.spamexperts.com points to: 2001:550:2:61::2fc:100 and 38.71.16.244.

Host names that point to 2001:550:2:3::62:100 : lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Host names that point to 2001:550:2:61::2fc:100 : lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com.

Host names that point to 38.71.16.244 : lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com.

Host names that point to 38.89.254.156 : lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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