[outages] Dyn outage continuing

[Terry Hardie]

Even though their page says the outage is resolved, I'm still getting
DNS failures (return SERVFAIL, not no answer) to their anycast
networks from California:

$ dig @ns2.p34.dynect.net video.twimg.com

; <<>> DiG 9.3.2 <<>> @ns2.p34.dynect.net video.twimg.com
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 170
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;video.twimg.com.               IN      A

;; Query time: 3103 msec
;; SERVER: 204.13.250.34#53(204.13.250.34)
;; WHEN: Fri Oct 21 17:11:36 2016
;; MSG SIZE  rcvd: 33