iosff.com - dns.ninja

`iosff.com`

DNSSEC	⚠️ Not signed
A	120.55.86.69^{🇨🇳 Alibaba-Cloud120.55.0.0/17}
NS	`dns31.hichina.com` ⭐
		A	2408:4009:501::39^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.109^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns32.hichina.com`
		A	2408:4009:501::40^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.107^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns31.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1785497722

Same first word

iosff.com

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DNS History

8 records (3 active, 5 former)

●NSdns31.hichina.com2026-03-03 → 2026-07-31 · 3 obs

○ 2017-02-19 07:16:22
● 2026-03-03 09:59:28
● 2026-07-31 11:57:00

●NSdns32.hichina.com2026-03-03 → 2026-07-31 · 3 obs

○ 2017-02-19 07:16:22
● 2026-03-03 09:59:28
● 2026-07-31 11:57:00

○NSns29.domaincontrol.com2016-01-14 → 2017-02-19 · 4 obs

● 2016-01-14 01:19:14
● 2017-02-19 07:16:22
○ 2026-03-03 09:59:28
○ 2026-07-31 11:57:00

○NSns30.domaincontrol.com2016-01-14 → 2017-02-19 · 4 obs

● 2016-01-14 01:19:14
● 2017-02-19 07:16:22
○ 2026-03-03 09:59:28
○ 2026-07-31 11:57:00

○MXmailstore1.secureserver.net2016-01-14 → 2017-02-19 · 4 obs

● 2016-01-14 01:19:14
● 2017-02-19 07:16:22
○ 2026-03-03 09:59:28
○ 2026-07-31 11:57:00

○MXsmtp.secureserver.net2016-01-14 → 2017-02-19 · 4 obs

● 2016-01-14 01:19:14
● 2017-02-19 07:16:22
○ 2026-03-03 09:59:28
○ 2026-07-31 11:57:00

●A120.55.86.692026-03-03 → 2026-07-31 · 3 obs

○ 2017-02-19 07:16:22
● 2026-03-03 09:59:28
● 2026-07-31 11:57:00

○A184.168.221.352016-01-14 → 2017-02-19 · 4 obs

● 2016-01-14 01:19:14
● 2017-02-19 07:16:22
○ 2026-03-03 09:59:28
○ 2026-07-31 11:57:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
iosff.com	dns31.hichina.com, dns32.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.39

NS records: dns31.hichina.com, dns32.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iosff.com (unsigned zone)

⏱️ Timing

Total: 572ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`120.55.86.69`
NS	2	`dns31.hichina.com, dns32.hichina.com`
SOA	1	`dns31.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns31.hichina.com, dns31.hichina.com, dns31.hichina.com...)

Analysis

IP Addresses

iosff.com resolves to one IP address: 120.55.86.69.

kaifuba.com, www.85cs.com, 85cs.com and two other host names share IP numbers with iosff.com.

Name Servers

The NS records for iosff.com delegate to dns31.hichina.com and dns32.hichina.com.

iosff.com uses the same name servers as several other domains — among them hbdsk.com, trsmicro.com, henam.cn and two more.

There is at least partial name server overlap between iosff.com and other domains — pzdg.com, chinaxue.cn, hlzyb.cn and two more among them.

These name servers frequently co-occur with the name servers expirens3.hichina.com and expirens4.hichina.com.

Hostnames that resolve to 9 IP addresses:

dns31.hichina.com maps to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 additional IP addresses.

dns32.hichina.com maps to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 additional IP addresses.