DNSWHOIS.INFO - instructor4u.com
Search for IP or hostnames:
instructor4u.com checked at 2025-10-28T09:31:52.324Z 273ms 101/101/101 100% R:12instructor4u.com
| NS | ns1.linode.com | ||||||
| A | 2600:14c0:6::2 🇺🇸 Akamai | ||||||
| PTR | c1-2.akashield.net | ||||||
| A | 92.123.94.2🇳🇱 Akamai | ||||||
| PTR | c1-2.akashield.net | ||||||
| NS | ns2.linode.com | ||||||
| A | 2600:14c0:6::3 🇺🇸 Akamai | ||||||
| PTR | c1-3.akashield.net | ||||||
| A | 92.123.94.3🇳🇱 Akamai | ||||||
| PTR | c1-3.akashield.net | ||||||
| NS | ns3.linode.com | ||||||
| A | 2600:14c0:7::3 🇺🇸 Akamai | ||||||
| PTR | c2-3.akashield.net | ||||||
| A | 92.123.95.3🇳🇱 Akamai | ||||||
| PTR | c2-3.akashield.net | ||||||
| NS | ns4.linode.com | ||||||
| A | 2600:14c0:7::4 🇺🇸 Akamai | ||||||
| PTR | c2-4.akashield.net | ||||||
| A | 92.123.95.4🇳🇱 Akamai | ||||||
| PTR | c2-4.akashield.net | ||||||
| NS | ns5.linode.com | ||||||
| A | 2600:14c0:7::2 🇺🇸 Akamai | ||||||
| PTR | c2-2.akashield.net | ||||||
| A | 92.123.95.2🇳🇱 Akamai | ||||||
| PTR | c2-2.akashield.net | ||||||
| MX | instructor4u.com.1.0001.arsmtp.com | ||||||
| A | 8.31.233.20🇺🇸 APPRI-1 | ||||||
| PTR | server200.appriver.com | ||||||
| MX | instructor4u.com.2.0001.arsmtp.com | ||||||
| A | 8.19.118.184🇺🇸 AS13380 | ||||||
| PTR | server201.appriver.com | ||||||
| A | 23.96.50.118🇺🇸 Microsoft | ||||||
com
Up
mail.instructor4u.com |
Starts with same word
instructor4u.com |
Starts similarily
instructor4u.com |
AI analysis
instructor4u.com is a parent of mail.instructor4u.com.
instructor4u.com points to a single IP number: 23.96.50.118.
instructor4u.com is delegated to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.
instructor4u.com at least partially shares name servers with other domains, for instance sensorcast.org, ultraiso.com, laflan.com, elandindia.com and eyesqueens.com.
Host names with two IP numbers:
ns1.linode.com points to 2600:14c0:6::2 and 92.123.94.2.
ns2.linode.com points to 2600:14c0:6::3 and 92.123.94.3.
ns3.linode.com points to 2600:14c0:7::3 and 92.123.95.3.
ns4.linode.com points to 2600:14c0:7::4 and 92.123.95.4.
ns5.linode.com points to 2600:14c0:7::2 and 92.123.95.2.
instructor4u.com is handled by two mail servers: instructor4u.com.1.0001.arsmtp.com and instructor4u.com.2.0001.arsmtp.com.
Host names with one IP number: instructor4u.com.1.0001.arsmtp.com points to 8.31.233.20; instructor4u.com.2.0001.arsmtp.com points to 8.19.118.184.