shell:$ nslookup -timeout=2 -retry=1 '2025.learn.ac.lk'
;; communications error to 75.98.161.224#53: timed out
Server:		69.39.86.5
Address:	69.39.86.5#53

Non-authoritative answer:
2025.learn.ac.lk	canonical name = learnsri.github.io.
Name:	learnsri.github.io
Address: 185.199.111.153
Name:	learnsri.github.io
Address: 185.199.110.153
Name:	learnsri.github.io
Address: 185.199.108.153
Name:	learnsri.github.io
Address: 185.199.109.153
Name:	learnsri.github.io
Address: 2606:50c0:8003::153
Name:	learnsri.github.io
Address: 2606:50c0:8002::153
Name:	learnsri.github.io
Address: 2606:50c0:8000::153
Name:	learnsri.github.io
Address: 2606:50c0:8001::153