203.253.21.131 - robtex.com

Seoul, Seoul, 🇰🇷 South Korea · AS9318 SKB-AS

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203.253.21.131 checked at 2026-01-17T16:42:13.052Z 1838ms 16/16/16 100% R:13 allDone:true timedOut:false cfaller:04f14bdb/1:060628bf:6:17009:-:-:-

PTRs and A-records

PTR	A	`open.soongsil.kr`
		A	203.253.21.131
		A	203.253.27.104
PTR	A	`open.soongsil.ac.kr`
		A	203.253.21.131
		A	203.253.27.104
PTR	A	`open.ssu.ac.kr`
		A	203.253.21.131
	A	`splug.org`
		A	203.253.21.131

IP numbers used in conjunction

50%	203.253.27.104

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Seoul, Seoul, 🇰🇷 South Korea

^{🇰🇷 SKB-AS}

203.253.21.131 Seoul, Seoul, 🇰🇷 South Korea Courtesy of