unreach problems

[Max Tulyev]

Hi!

I'm continuing investigating why IPv6-enabled DNS runs awful for me.

Yet another UltraDNS unreachable host 2001:502:d399::44. It is
authoritative for net.uk domain:

maxtul at greentheatre ~ $ dig net.uk. SOA

; <<>> DiG 9.3.2 <<>> net.uk. SOA
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58534
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 11, ADDITIONAL: 11

;; QUESTION SECTION:
;net.uk.                                IN      SOA

;; ANSWER SECTION:
net.uk.                 172800  IN      SOA     ns1.nic.uk.
hostmaster.nominet.org.uk. 1161260935 7200 300 2419200 172800

;; AUTHORITY SECTION:
net.uk.                 172800  IN      NS      ns1.nic.uk.
net.uk.                 172800  IN      NS      ns2.nic.uk.
net.uk.                 172800  IN      NS      ns3.nic.uk.
net.uk.                 172800  IN      NS      ns4.nic.uk.
net.uk.                 172800  IN      NS      ns5.nic.uk.
net.uk.                 172800  IN      NS      ns6.nic.uk.
net.uk.                 172800  IN      NS      ns7.nic.uk.
net.uk.                 172800  IN      NS      nsa.nic.uk.
net.uk.                 172800  IN      NS      nsb.nic.uk.
net.uk.                 172800  IN      NS      nsc.nic.uk.
net.uk.                 172800  IN      NS      nsd.nic.uk.

;; ADDITIONAL SECTION:
ns1.nic.uk.             18163   IN      A       195.66.240.130
ns1.nic.uk.             103321  IN      AAAA    2a01:40:1001:35::2
ns2.nic.uk.             112425  IN      A       217.79.164.131
ns3.nic.uk.             113290  IN      A       213.219.13.131
ns4.nic.uk.             19664   IN      A       194.83.244.131
ns4.nic.uk.             113628  IN      AAAA    2001:630:181:35::83
ns5.nic.uk.             35744   IN      A       213.246.167.131
ns6.nic.uk.             112425  IN      A       213.248.254.130
ns7.nic.uk.             35744   IN      A       212.121.40.130
nsa.nic.uk.             35744   IN      A       204.74.112.44
nsa.nic.uk.             113628  IN      AAAA    2001:502:d399::44

;; Query time: 74 msec
;; SERVER: 192.168.1.251#53(192.168.1.251)
;; WHEN: Fri Oct 20 13:13:55 2006
;; MSG SIZE  rcvd: 497

Other two seems to be reachable.

maxtul at greentheatre ~ $ whois 2001:502:d399::44

OrgName:    UltraDNS Corporation
OrgID:      ULTRA-13
Address:    1000 Marina Blvd.
Address:    Suite 600
City:       Brisbane
StateProv:  CA
PostalCode: 94005
Country:    US

NetRange:   2001:0502:D399:0000:0000:0000:0000:0000 -
2001:0502:D399:FFFF:FFFF:FFFF:FFFF:FFFF
CIDR:       2001:0502:D399:0000:0000:0000:0000:0000/48
NetName:    ULTRADNS-G-V61
NetHandle:  NET6-2001-502-D399-1
Parent:     NET6-2001-400-0
NetType:    Direct Allocation
NameServer: UDNS1.ULTRADNS.NET
NameServer: UDNS2.ULTRADNS.NET
Comment:
RegDate:    2004-11-30
Updated:    2004-11-30

RTechHandle: RJ48-ARIN
RTechName:   Joffe, Rodney
RTechPhone:  +1-480-858-9000
RTechEmail:  rjoffe at centergate.com

OrgAbuseHandle: ABUSE722-ARIN
OrgAbuseName:   Abuse Desk
OrgAbusePhone:  +1-650-228-2300
OrgAbuseEmail:  abuse at ultradns.com

OrgTechHandle: RJ48-ARIN
OrgTechName:   Joffe, Rodney
OrgTechPhone:  +1-480-858-9000
OrgTechEmail:  rjoffe at centergate.com

# ARIN WHOIS database, last updated 2006-10-19 19:10
# Enter ? for additional hints on searching ARIN's WHOIS database.

Can anybody reach it?

Thank you!

-- 
WBR,
Max Tulyev (MT6561-RIPE, 2:463/253 at FIDO)