Seems one of two options. Either those channels have for some reason set the flag for static to true for some reason or they have not updated thier node software for quite sometime.
Discussion
Maybe that's it. They're running old LND versions? We can ask nostr:npub1taycl7qfuqk9dp0rhkse8lxhz3az9eanjug8j4ympwehvslnetxqkujg5y 🤙🏻