017
TECHNICAL SETUP & DNS
The keel beneath the waves. Dive deep into DNS, MX, A, and TXT records, the unseen framework that keeps your email vessel seaworthy. Misconfigured records are leaks waiting to happen.
Topics in TECHNICAL SETUP & DNS
017.001
Fundamentals of DNS for Email
13 questions
13 questions
017.002
DNS Record Types (MX, A, TXT, CNAME)
42 questions
42 questions
017.003
Reverse DNS (PTR Records)
11 questions
11 questions
017.004
DNS Management & Propagation
11 questions
11 questions
017.005
DNS Limits & Flattening
6 questions
6 questions
017.006
DNS Checkers & Tools
16 questions
16 questions
017.007
TTL Strategy
4 questions
4 questions
017.008
Split-brain DNS Pitfalls
3 questions
3 questions
017.009
DNSSEC & Security Enhancements
10 questions
10 questions
017.010
DNS & Deliverability Correlations
10 questions
10 questions
017.011
DNS Myths & Misunderstandings
10 questions
10 questions