? bad cache hit (eduftcdnsp01.ed.gov/DS)

[Jim Glassford]

Hi,

Running BIND 9.7.0-P2

Is this just me or other seeing this?

Starting today got reports of unable to reach some student ad sites such 
as studentloans.gov

# dig eduftcdnsp01.ed.gov
; <<>> DiG 9.7.0-P2-RedHat-9.7.0-5.P2.el6_0.1 <<>> eduftcdnsp01.ed.gov
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 46012
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;eduftcdnsp01.ed.gov.           IN      A

;; Query time: 550 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 27 15:06:00 2011
;; MSG SIZE  rcvd: 37


~in dnssec log file;
27-May-2011 15:06:00.097 dnssec: info: validating @0x7ff40c023520: 
eduftcdnsp01.ed.gov A: bad cache hit (eduftcdnsp01.ed.gov/DS)


With the checking disabled;

# dig eduftcdnsp01.ed.gov +cd
; <<>> DiG 9.7.0-P2-RedHat-9.7.0-5.P2.el6_0.1 <<>> eduftcdnsp01.ed.gov +cd
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 11700
;; flags: qr rd ra cd; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 0

;; QUESTION SECTION:
;eduftcdnsp01.ed.gov.           IN      A

;; ANSWER SECTION:
eduftcdnsp01.ed.gov.    3539    IN      A       148.9.101.50

;; AUTHORITY SECTION:
ed.gov.                 2777    IN      NS      eduptcdnsp01.ed.gov.
ed.gov.                 2777    IN      NS      eduptcdnsp02.ed.gov.
ed.gov.                 2777    IN      NS      eduftcdnsp02.ed.gov.
ed.gov.                 2777    IN      NS      eduftcdnsp01.ed.gov.

;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 27 15:07:01 2011
;; MSG SIZE  rcvd: 148



thanks!
jim