Yeah. It's extremely disappointing that AWS hasn't implemented DNSSEC in Route 53. Even more so, since they have actually been a target of an attack on Route 53, that would have been ineffective if DNSSEC had been enabled.
No affiliation with either company, just a happy customer of both.
[0]https://aws.amazon.com/route53/domain-registration-agreement/
[1]https://docs.gandi.net/en/domain_names/advanced_users/dnssec.html