WWW.RTSAK.COM - fbc.hc.keio.ac.jp

Search for IP or hostnames:

fbc.hc.keio.ac.jp checked at 2025-10-27T23:24:17.553Z 827ms 90/90/90 100% R:18

`fbc.hc.keio.ac.jp`

NS	`ns0.keio.ac.jp`
		A	2001:df0:eb:e14::3 ^{🇯🇵 KEIO-NET}
			PTR	`ns0.keio.ac.jp`
		A	131.113.132.3^{🇯🇵 KEIO-NET}
			PTR	`ns0.keio.ac.jp`
NS	`ns1.keio.ac.jp`
		A	2001:df0:eb:e14::4 ^{🇯🇵 KEIO-NET}
			PTR	`ns1.keio.ac.jp`
		A	131.113.132.4^{🇯🇵 KEIO-NET}
			PTR	`ns1.keio.ac.jp`
NS	`ns9.keio.ac.jp`
		A	2403:3a00:202:190a:133:167:67:76 ^{🇯🇵 SAKURA-C}
			PTR	`ns9.keio.ac.jp`
		A	133.167.67.76^{🇯🇵 SAKURA-C}
			PTR	`ns9.keio.ac.jp`
NS	`ns0.sfc.keio.ac.jp`
		A	2001:df2:c900:1100::4:121 ^{🇯🇵 KEIO-NET}
			PTR	`ns0.sfc.keio.ac.jp`
		A	133.27.4.121^{🇯🇵 KEIO-NET}
			PTR	`ns0.sfc.keio.ac.jp`
MX	`mailgw.hc.cc.keio.ac.jp`
		A	2001:df0:eb:4262::a:25 ^{🇯🇵 KEIO-NET}
		A	131.113.234.10^{🇯🇵 KEIO-NET}
			PTR	`mailgw.hc.cc.keio.ac.jp`

`hc.keio.ac.jp`

	MX	`dmail.kagoya.net`
	NS	`ns0.keio.ac.jp`
	NS	`ns1.keio.ac.jp`
	NS	`ns9.keio.ac.jp`
	NS	`ns0.sfc.keio.ac.jp`
	A	131.113.224.8^{🇯🇵 KEIO-NET}

Up

fbc038.fbc.hc.keio.ac.jp

fbc247.fbc.hc.keio.ac.jp

fbc079.fbc.hc.keio.ac.jp

fbc107.fbc.hc.keio.ac.jp

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AI analysis

fbc.hc.keio.ac.jp is a parent of fbc038.fbc.hc.keio.ac.jp, fbc247.fbc.hc.keio.ac.jp, fbc079.fbc.hc.keio.ac.jp and fbc107.fbc.hc.keio.ac.jp.

fbc.hc.keio.ac.jp delegates to four name servers: ns0.keio.ac.jp, ns1.keio.ac.jp, ns9.keio.ac.jp and ns0.sfc.keio.ac.jp.

fbc.hc.keio.ac.jp at least partially shares name servers with other domains, for instance 193.113.131.in-addr.arpa, obgy.med.keio.ac.jp, sports.sfc.keio.ac.jp, katsura.k2.keio.ac.jp and econ.hc.keio.ac.jp.

These name servers are commonly used alongside ns01.sfc.keio.ac.jp, ns02.sfc.keio.ac.jp and gate.mos.ics.keio.ac.jp.

Host names with two IP numbers: ns0.keio.ac.jp points to 2001:df0:eb:e14::3 and 131.113.132.3; ns1.keio.ac.jp points to 2001:df0:eb:e14::4 and 131.113.132.4; ns9.keio.ac.jp points to 2403:3a00:202:190a:133:167:67:76 and 133.167.67.76; ns0.sfc.keio.ac.jp points to 2001:df2:c900:1100::4:121 and 133.27.4.121.

fbc.hc.keio.ac.jp is handled by a single mail server, mailgw.hc.cc.keio.ac.jp.

fbc.hc.keio.ac.jp uses the same mail server setup as other domains, for instance uc.hc.keio.ac.jp, mailgw.hc.cc.keio.ac.jp, flet132.flet.hc.keio.ac.jp, flet027.flet.hc.keio.ac.jp and econ050.econ.hc.keio.ac.jp.

mailgw.hc.cc.keio.ac.jp resolves to two IPs: 2001:df0:eb:4262::a:25 and 131.113.234.10.

dbq