irybd.com - dns.ninja

`irybd.com`

DNSSEC	⚠️ Not signed
NS	`dns11.hichina.com` ⭐
		A	2408:4009:501::19^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns12.hichina.com`
		A	2408:4009:501::20^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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,}
MX	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mxbiz1.qq.com`⁽⁵⁾
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`v=spf1 include:spf.mail.qq.com ~all`
TXT	`verification-code-site-App_feishu=tyunyZGoLl6ThQ65pWS8`
SOA	`dns11.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`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=1782879646

Same first word

irybd.com

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DNS History

11 records (7 active, 4 former)

●NSdns11.hichina.com2026-05-03 → 2026-07-01 · 3 obs

○ 2018-01-04 07:51:02
● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

●NSdns12.hichina.com2026-05-03 → 2026-07-01 · 3 obs

○ 2018-01-04 07:51:02
● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

○NSvip1.alidns.com2018-01-04 → 2018-01-04 · 3 obs

● 2018-01-04 07:51:02
○ 2026-05-03 05:57:06
○ 2026-07-01 04:43:24

○NSvip2.alidns.com2018-01-04 → 2018-01-04 · 3 obs

● 2018-01-04 07:51:02
○ 2026-05-03 05:57:06
○ 2026-07-01 04:43:24

●MXmx1.feishu.cn2026-05-03 → 2026-07-01 · 2 obs

● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

●MXmx2.feishu.cn2026-05-03 → 2026-07-01 · 2 obs

● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

●MXmx3.feishu.cn2026-05-03 → 2026-07-01 · 2 obs

● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

●MXmxbiz1.qq.com2026-05-03 → 2026-07-01 · 2 obs

● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

●MXmxbiz2.qq.com2026-05-03 → 2026-07-01 · 2 obs

● 2026-05-03 05:57:06
● 2026-07-01 04:43:24

○A47.90.249.2302018-01-04 → 2018-01-04 · 3 obs

● 2018-01-04 07:51:02
○ 2026-05-03 05:57:06
○ 2026-07-01 04:43:24

○CNAMEexpired.hichina.com2026-05-03 → 2026-07-01 · 2 obs

○ 2026-05-03 05:57:06
○ 2026-07-01 04:43:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net...	-
irybd.com	dns11.hichina.com, dns12.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns11.hichina.com, dns12.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for irybd.com (unsigned zone)

⏱️ Timing

Total: 3576ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns12.hichina.com, dns11.hichina.com`
MX	5	`mxbiz1.qq.com (pri: 5), mx3.feishu.cn (pri: 10)...`
TXT	3	`v=spf1 +include:_netblocks.m.feishu.cn -, v=spf1 include:spf.mail.qq.com ~all...`
SOA	1	`dns11.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns11.hichina.com, dns11.hichina.com, dns11.hichina.com...)

Analysis

Name Servers

DNS delegation for irybd.com points to two name servers: dns11.hichina.com and dns12.hichina.com.

The name server configuration of irybd.com is shared with other domains, for instance 92jbk.com, ehelmet.cn, chenlan.asia and two others.

irybd.com partially shares its NS delegation with several other domains, including xcxw.net, saglobal.com.cn, frtemp.com and two others.

The name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com are often found in use alongside these name servers.

Hosts with 9 IP addresses each:

dns11.hichina.com has IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, plus 6 other.

dns12.hichina.com has IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, plus 6 other.

Mail Servers

Mail for irybd.com is handled by five mail servers, namely mx1.feishu.cn, mx2.feishu.cn, mx3.feishu.cn and two others.

At least some of the mail servers used by irybd.com are shared with other domains: kuhh.cn, eevia.com, mk-sc.com and two others among them.

The mail servers mxbiz1.qq.com and mxbiz2.qq.com regularly co-occur with these mail servers.

Host names carrying three IP numbers:

mx3.feishu.cn has IP addresses 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names pointing to two IP addresses:

mx2.feishu.cn has two IP addresses: 101.126.58.225 and 122.14.229.0.

Host names resolving to a single IP address:

mx1.feishu.cn directs to 52.220.106.220.

Host names pointing to 52.220.106.220 IP addresses: mx3.feishu.cn and mx1.feishu.cn.

Host names pointing to 101.126.58.225 IP addresses: mx3.feishu.cn and mx2.feishu.cn.

Host names pointing to 122.14.229.0 IP addresses: mx3.feishu.cn and mx2.feishu.cn.