Problems getting to Verisign's whois server on IPv6

[TR Shaw <tshaw () oitc com>]

Anyone else having problems getting to Verisign's whois server on IPv6?

$ host com.whois-servers.net
com.whois-servers.net is an alias for whois.verisign-grs.com.
whois.verisign-grs.com has address 199.7.59.74
whois.verisign-grs.com has IPv6 address 2001:503:3227:1060::74

$ traceroute6 2001:503:3227:1060::74
traceroute6 to 2001:503:3227:1060::74 (2001:503:3227:1060::74) from 2001:470:5:4ed:cabc:c8ff:fea1:560c, 64 hops max, 12 
byte packets
 1  2001:470:5:4ed:226:bbff:fe6d:426e  0.311 ms  0.374 ms  0.260 ms
 2  ipv6oitc-1.tunnel.tserv12.mia1.ipv6.he.net  21.128 ms  21.052 ms  17.389 ms
 3  gige-g2-3.core1.mia1.he.net  20.055 ms  16.198 ms  22.699 ms
 4  10gigabitethernet4-3.core1.atl1.he.net  40.166 ms  33.887 ms  32.547 ms
 5  10gigabitethernet6-4.core1.ash1.he.net  49.821 ms  45.999 ms  52.751 ms
 6  2001:504:0:2::2641:1  47.197 ms  46.748 ms  47.289 ms
 7  xe-1-2-0.r1.bb-fo.chi2.vrsn.net  65.094 ms
    xe-0-2-0.r2.bb-fo.chi2.vrsn.net  66.441 ms
    xe-1-2-0.r1.bb-fo.chi2.vrsn.net  66.320 ms
 8  2001:503:3227:14ff::2  66.448 ms
    2001:503:3227:13ff::2  101.761 ms  86.864 ms
 9  2001:503:3227:13ff::2  69.818 ms !P
    2001:503:3227:14ff::2  69.311 ms !P
    2001:503:3227:13ff::2  68.662 ms !P