`ioffice100.com`

DNSSEC	⚠️ Not signed
A	103.36.132.178^{🇨🇳 Ruisu-51IDC103.36.132.0/24 SHIDC}
NS	`f1g1ns1.dnspod.net` ⭐ ⚠️ Not in parent delegation
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	125.94.59.235^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	163.177.5.35^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
NS	`f1g1ns2.dnspod.net` ⚠️ Not in parent delegation
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.13.76.35^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	36.155.149.35^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	106.39.207.235^{🇨🇳 CHINA-1106.39.192.0/19 China Telecom Beijing Co. Ltd.}
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
NS	`ns4.myhostadmin.net` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns5.myhostadmin.net` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
MX	`ioffice100-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
MX	`mail.ioffice100.com`⁽¹⁰⁾
TXT	`MS=ms43416251`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`F1G1NS1.DNSPOD.NET`dnsconct@myhostadmin.net serial=2024013275

`com`

	DNSSEC	🔒 Signed (DS record present)
	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`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776312597

Same first word

ioffice100.com

ioffice100.net

DNS History

10 records (7 active, 3 former)

●NSf1g1ns1.dnspod.net2016-03-16 → 2026-04-16 · 3 obs

○ 2015-12-12 01:03:02
● 2016-03-16 01:06:58
● 2026-04-16 04:30:54

●NSf1g1ns2.dnspod.net2016-03-16 → 2026-04-16 · 3 obs

○ 2015-12-12 01:03:02
● 2016-03-16 01:06:58
● 2026-04-16 04:30:54

●NSns4.myhostadmin.net2026-03-28 → 2026-04-16 · 3 obs

○ 2016-03-16 01:06:58
● 2026-03-28 06:38:30
● 2026-04-16 04:30:54

●NSns5.myhostadmin.net2026-03-28 → 2026-04-16 · 3 obs

○ 2016-03-16 01:06:58
● 2026-03-28 06:38:30
● 2026-04-16 04:30:54

○NSns55.domaincontrol.com2015-08-11 → 2015-12-12 · 4 obs

● 2015-08-11 13:43:52
● 2015-12-12 01:03:02
○ 2016-03-16 01:06:58
○ 2026-04-16 04:30:54

○NSns56.domaincontrol.com2015-08-11 → 2015-12-12 · 4 obs

● 2015-08-11 13:43:52
● 2015-12-12 01:03:02
○ 2016-03-16 01:06:58
○ 2026-04-16 04:30:54

●MXioffice100-com.mail.protection.outlook.com2026-03-28 → 2026-04-16 · 3 obs

○ 2015-08-11 13:43:52
● 2026-03-28 06:38:30
● 2026-04-16 04:30:54

●MXmail.ioffice100.com2015-08-11 → 2026-04-16 · 2 obs

● 2015-08-11 13:43:52
● 2026-04-16 04:30:54

○A101.227.67.2232015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 13:43:52
○ 2015-12-12 01:03:02
○ 2026-04-16 04:30:54

●A103.36.132.1782015-12-12 → 2026-04-16 · 3 obs

○ 2015-08-11 13:43:52
● 2015-12-12 01:03:02
● 2026-04-16 04:30:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net...	-
ioffice100.com	ns4.myhostadmin.net, ns5.myhostadmin.net	-

✅ Authoritative Response

Server:211.149.230.100

NS records: ns4.myhostadmin.net, ns5.myhostadmin.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ioffice100.com (unsigned zone)

⏱️ Timing

Total: 1444ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.36.132.178`
NS	2	`F1G1NS2.DNSPOD.NET, F1G1NS1.DNSPOD.NET`
MX	2	`ioffice100-com.mail.protection.outlook.c, mail.ioffice100.com (pri: 10)`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms43416251`
SOA	1	`F1G1NS1.DNSPOD.NET dnsconct.myhostadmin.`

Analysis

IP Addresses

ioffice100.com maps to IP address 103.36.132.178.

Other host names, for example, co01.ioffice100.net share IP numbers with ioffice100.com.

Name Servers

ioffice100.com is delegated to four name servers: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net, ns4.myhostadmin.net and ns5.myhostadmin.net.

ioffice100.com at least partially shares name servers with other domains such as lsydm.com, coventryqualitytiling.com, men8.cn, sxwts.cn and tll-tech.com.