Airtel Xstream Fiber Broadband in Patna/Bihar

Just got a message for maintenance downtime
 
I cannot ping athe ssigned DNSs on this new Gateway. Can anyone confirm? Also, I have lost IPv6. Ip is assigned but there is no routing through IPv6.

DNS 1: 202.56.215.54
DNS 2: 59.144.144.100
 
@imdarkray

PS C:\Users\user> ping 202.56.215.54

Pinging 202.56.215.54 with 32 bytes of data:
Request timed out.
Request timed out.
Request timed out.
Request timed out.

Ping statistics for 202.56.215.54:
Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
PS C:\Users\user> ping 59.144.144.100

Pinging 59.144.144.100 with 32 bytes of data:
Reply from 59.144.144.100: bytes=32 time=67ms TTL=249
Reply from 59.144.144.100: bytes=32 time=67ms TTL=249
Reply from 59.144.144.100: bytes=32 time=67ms TTL=249
Reply from 59.144.144.100: bytes=32 time=67ms TTL=249

Ping statistics for 59.144.144.100:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 67ms, Maximum = 67ms, Average = 67ms
 

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