DNS stale cache entry: github.com

[devlinm]

Returning wrong (old?) address from both Virgin resolvers:

```

$ dig github.com @194.168.8.100

; <<>> DiG 9.16.1-Ubuntu <<>> github.com @194.168.8.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26097
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;github.com. IN A

;; ANSWER SECTION:
github.com. 0 IN A 81.99.162.48

```

$ dig github.com @8.8.8.8

; <<>> DiG 9.16.1-Ubuntu <<>> github.com @8.8.8.8
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14014
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;github.com. IN A

;; ANSWER SECTION:
github.com. 59 IN A 140.82.121.4

```

It's been this way for several days, looks like A record changed to 140.82.121.4 on 18/7/21.

Thank you!

[legacy1 · Accepted solution]

its web safe.

[devlinm]

Yep, added github.com to allowed sites and it's now working. Thank you!

What category of forbidden content would that be under I wonder? Hacking seems the only possibility, but that seems rather bleak...

[Sofia_B]

Hi @devlinm. 

Welcome to the community and thanks for your first post, we're happy to have you with us 🙂 

Apologies you were having some issues with this, I'm glad to see @legacy1 was able to help get this sorted for you. 

If you have any further issues please let us know and we'll happily assist. 

Thanks,