Secure your Internet experience with Norton ConnectSafe DNS
Norton ConnectSafe is a cloud-based Web filtering service that helps protect you from accessing malicious sites and sites with unwanted or offensive content, based on filtering policies you select.
https://dns.norton.com/configureRouter.html
A - Security (malware, phishing sites and scam sites)
B - Security + Pornography
C - Security + Pornography + Other
C option chosen:
Preferred DNS: 199.85.126.30
Alternate DNS: 199.85.127.30
C option does this --->
All policies block malware, phishing and scam sites.
Pornography includes sites that contain sexually explicit material.
Other includes sites that feature: mature content, abortion, alcohol, crime, drugs, file sharing, gambling, hate, suicide, tobacco or violence.
The C option DNS Server
Preferred DNS: 199.85.126.30
Alternate DNS: 199.85.127.30
https://dns.norton.com/faq.html