NSLIST.NET - ychsystems.com

Search for IP or hostnames:

ychsystems.com checked at 2025-10-25T23:41:23.826Z 1518ms 138/138/138 100% R:30

`ychsystems.com`

NS	`ns1-09.azure-dns.com`
		A	2603:1061:0:700::9 ^{🇺🇸 Microsoft}
			PTR	`ns1-09.azure-dns.com`
		A	13.107.236.9^{🇺🇸 Microsoft}
			PTR	`ns1-09.azure-dns.com`
NS	`ychgroup2.ych.com`
		A	203.126.53.67^{🇸🇬 SingNet}
			PTR	`ychgroup2.ych.com`
NS	`ychgroup.ych.com`
		A	202.55.84.71^{🇸🇬 ViewQwest}
NS	`ns4-09.azure-dns.info`
		A	2620:1ec:bda:700::9 ^{🇺🇸 Microsoft}
			PTR	`ns4-09.azure-dns.info`
		A	208.84.5.9^{🇺🇸 Microsoft}
			PTR	`ns4-09.azure-dns.info`
NS	`ns2-09.azure-dns.net`
		A	2620:1ec:8ec:700::9 ^{🇺🇸 Microsoft}
			PTR	`ns2-09.azure-dns.net`
		A	150.171.21.9^{🇺🇸 Microsoft}
			PTR	`ns2-09.azure-dns.net`
NS	`ns3-09.azure-dns.org`
		A	2a01:111:4000:700::9 ^{🇬🇧 Microsoft}
			PTR	`ns3-09.azure-dns.org`
		A	204.14.183.9^{🇺🇸 Microsoft}
			PTR	`ns3-09.azure-dns.org`
MX	`ychsystems-com.mail.protection.outlook.com`
		A	2a01:111:f403:cc09:: ^{🇸🇬 Microsoft}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc09::1 ^{🇸🇬 Microsoft}
		A	2a01:111:f403:cc1a::8 ^{🇯🇵 Microsoft}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4 ^{🇯🇵 Microsoft}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.137.2^{🇸🇬 Microsoft}
		A	52.101.157.80^{🇺🇸 Microsoft}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
A	202.55.84.87^{🇸🇬 ViewQwest}
		PTR	`appsmail4.ychsystems.com`
A	203.126.53.77^{🇸🇬 SingNet}
		PTR	`sfmail3.ych.com`
		PTR	`mx3.sg.ych.com`
A	203.126.53.118^{🇸🇬 SingNet}
		PTR	`appsmail3.ychsystems.com`

`com`

	NS	`a.gtld-servers.net`
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`

Up

smtp.ychsystems.com

appsmail3.ychsystems.com

appsmail4.ychsystems.com

appsmail.ychsystems.com

Starts with same word

ychsystems.com

Starts similarily

symtechsys.com

ychsystems.com

AI analysis

ychsystems.com is a parent of smtp.ychsystems.com, appsmail3.ychsystems.com, appsmail4.ychsystems.com and appsmail.ychsystems.com.

ychsystems.com resolves to three IP numbers: 202.55.84.87, 203.126.53.77 and 203.126.53.118.

other host names, for instance appsmail4.ychsystems.com, sfmail3.ych.com, mx3.sg.ych.com and appsmail3.ychsystems.com share IP numbers with ychsystems.com.

ychsystems.com delegates to six name servers: ns1-09.azure-dns.com, ychgroup2.ych.com, ychgroup.ych.com, ns4-09.azure-dns.info, ns2-09.azure-dns.net and ns3-09.azure-dns.org.

ychsystems.com at least partially shares name servers with other domains, for instance alaskool.org, 161.199.213.in-addr.arpa, dasani.ro, helbit.fi and bmw-public-charging.com.

Two IPs per host:

ns1-09.azure-dns.com points to 2603:1061:0:700::9 and 13.107.236.9

ns4-09.azure-dns.info points to 2620:1ec:bda:700::9 and 208.84.5.9

ns2-09.azure-dns.net points to 2620:1ec:8ec:700::9 and 150.171.21.9

ns3-09.azure-dns.org points to 2a01:111:4000:700::9 and 204.14.183.9

One IP per host:

ychgroup2.ych.com points to 203.126.53.67

ychgroup.ych.com points to 202.55.84.71

ychsystems.com is handled by a single mail server, ychsystems-com.mail.protection.outlook.com.

Hostname ychsystems-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc09::1, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0, 52.101.137.2 and 52.101.157.80.

dbq