علت نگرفتن زمان uptime در همه سرویس ها

[Aryabooks]

با تشکر از شما دوست عزیز
نتیجه اینجوری شدش

C:\Users\DC>nslookup aryapdf.com 4.4.4.4
DNS request timed out.
timeout was 2 seconds.
Server: UnKnown
Address: 4.4.4.4

DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
*** Request to UnKnown timed-out

C:\Users\DC>nslookup aryapdf.com 4.2.2.2
Server: vnsc-bak.sys.gtei.net
Address: 4.2.2.2

Non-authoritative answer:
Name: aryapdf.com
Address: 207.182.139.249


C:\Users\DC>nslookup aryapdf.com 4.2.2.4
DNS request timed out.
timeout was 2 seconds.
Server: UnKnown
Address: 4.2.2.4

Non-authoritative answer:
Name: aryapdf.com
Address: 207.182.139.249


C:\Users\DC>nslookup aryapdf.com 8.8.8.8
Server: google-public-dns-a.google.com
Address: 8.8.8.8

Non-authoritative answer:
Name: aryapdf.com
Address: 207.182.139.249

و اینکه دوست عزیز من کد رو اشتباه زدم؟
چون این رو ببینید

C:\Users\DC>nslookup google.com 4.4.4.4
DNS request timed out.
timeout was 2 seconds.
Server: UnKnown
Address: 4.4.4.4

DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
*** Request to UnKnown timed-out