| 1 aspmx.l.google.com. |
| 10 alt3.aspmx.l.google.com. |
| 10 alt4.aspmx.l.google.com. |
| 5 alt1.aspmx.l.google.com. |
| 5 alt2.aspmx.l.google.com. |
| dns.ecc.u-tokyo.ac.jp. |
| dns1.nc.u-tokyo.ac.jp. |
| dns101.ecc.u-tokyo.ac.jp. |
| dns2.nc.u-tokyo.ac.jp. |
| dns3.nc.u-tokyo.ac.jp. |
| google-site-verification=-sl6ymls23b9asqjztq65pwgimidvi9a5z6kdm_ipx0 |
| v=spf1 ip4:133.11.199.13 include:_spf.google.com a:www315.sakura.ne.jp include:mail.zendesk.com ip4:160.16.92.75 ip4:153.121.45.66 ~all |