can any one shine some light onto this

`https://www.eternum.io/ipns/Qmbk1vmcgSczUjiz6KPjV3DoHXirPKhBbQKEttCz2gvxFR/hls/date.txt` is almost instant

but

`http://ipfs.io/ipns/QmU6NeD2Uu34WKest1NZGvGmScLhN1zVo66K35GeE6Jft2s` is >2mins