simready.com - dns.ninja

`simready.com`

DNSSEC	⚠️ Not signed
A	47.253.194.194^{🇺🇸 Alibaba-Cloud47.253.128.0/17 Alibaba CLoud}
NS	`vip1.alidns.com` ⭐
		A	2408:4009:500::1^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.1^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.1^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.208^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.24^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.8^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip2.alidns.com`
		A	2408:4009:500::2^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.2^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.2^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.209^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.25^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.9^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
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	`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}
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=m70eSKYVpd2Z04kTvRSh`
SOA	`vip1.alidns.com`hostmaster@hichina.com 2026-06-05 #11

`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=1786433194

Same first word

simready.com

simready.net

simready.gr

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medirays.in

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readysim.com

imsready.com

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myriades.nl

myriades.org

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diemayrs.com

DNS History

11 records (6 active, 5 former)

○NSns1.onlydomains.com2015-05-26 → 2017-09-17 · 4 obs

● 2015-05-26 09:56:04
● 2017-09-17 08:17:28
○ 2026-02-20 07:20:00
○ 2026-08-11 07:40:10

○NSns2.onlydomains.com2015-05-26 → 2017-09-17 · 4 obs

● 2015-05-26 09:56:04
● 2017-09-17 08:17:28
○ 2026-02-20 07:20:00
○ 2026-08-11 07:40:10

○NSns3.onlydomains.com2015-05-26 → 2017-09-17 · 4 obs

● 2015-05-26 09:56:04
● 2017-09-17 08:17:28
○ 2026-02-20 07:20:00
○ 2026-08-11 07:40:10

●NSvip1.alidns.com2026-02-20 → 2026-08-11 · 3 obs

○ 2017-09-17 08:17:28
● 2026-02-20 07:20:00
● 2026-08-11 07:40:10

●NSvip2.alidns.com2026-02-20 → 2026-08-11 · 3 obs

○ 2017-09-17 08:17:28
● 2026-02-20 07:20:00
● 2026-08-11 07:40:10

○MXmail.simready.com2015-05-26 → 2017-09-17 · 4 obs

● 2015-05-26 09:56:04
● 2017-09-17 08:17:28
○ 2026-02-20 07:20:00
○ 2026-08-11 07:40:10

●MXmx1.feishu.cn2026-02-20 → 2026-08-11 · 3 obs

○ 2017-09-17 08:17:28
● 2026-02-20 07:20:00
● 2026-08-11 07:40:10

●MXmx2.feishu.cn2026-02-20 → 2026-08-11 · 3 obs

○ 2017-09-17 08:17:28
● 2026-02-20 07:20:00
● 2026-08-11 07:40:10

●MXmx3.feishu.cn2026-02-20 → 2026-08-11 · 3 obs

○ 2017-09-17 08:17:28
● 2026-02-20 07:20:00
● 2026-08-11 07:40:10

○A184.95.38.1952015-05-26 → 2017-09-17 · 4 obs

● 2015-05-26 09:56:04
● 2017-09-17 08:17:28
○ 2026-02-20 07:20:00
○ 2026-08-11 07:40:10

●A47.253.194.1942026-02-20 → 2026-08-11 · 3 obs

○ 2017-09-17 08:17:28
● 2026-02-20 07:20:00
● 2026-08-11 07:40:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
simready.com	vip1.alidns.com, vip2.alidns.com	20 records

✅ Authoritative Response

Server:121.40.6.162

NS records: vip1.alidns.com, vip2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simready.com (unsigned zone)

⏱️ Timing

Total: 3343ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.253.194.194`
NS	2	`vip2.alidns.com, vip1.alidns.com`
MX	3	`mx2.feishu.cn (pri: 5), mx1.feishu.cn (pri: 1)...`
TXT	2	`v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=m70eSK`
SOA	1	`vip1.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (vip1.alidns.com, vip1.alidns.com, vip1.alidns.com...)

Analysis

IP Addresses

simready.com resolves to one IP address: 47.253.194.194.

Name Servers

simready.com uses two name servers for its delegation: vip1.alidns.com and vip2.alidns.com.

simready.com uses the same name servers as several other domains — among them ttcastle.com, cfg-barco.com, 110sf.com and two more.

simready.com has at least partial name server overlap with other domains, such as maipu.com, 1fun.net, danjiyouxi.com and two others.

It is common to find these name servers paired with the name servers ns1.alidns.com, ns2.alidns.com, f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

Hostnames that resolve to 6 IP addresses:

Hostname vip1.alidns.com directs to 8.212.93.1, 140.205.1.1 and 170.33.32.208 along with 3 other IP addresses.

Hostname vip2.alidns.com directs to 8.212.93.2, 140.205.1.2 and 170.33.32.209 along with 3 other IP addresses.

Mail Servers

simready.com has three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

simready.com has at least partial mail server overlap with other domains such as hakii.com, agilestudio.cn, 6s.ink and two more.

Hostnames that resolve to three IP addresses:

The hostname mx3.feishu.cn directs to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Hostnames that resolve to two IP addresses:

mx2.feishu.cn directs traffic to 101.126.58.225 and 122.14.229.0.

Hosts with just one IP address:

mx1.feishu.cn has the IP address 52.220.106.220.

Both mx3.feishu.cn and mx1.feishu.cn resolve to 52.220.106.220 IP addresses each.

Both mx3.feishu.cn and mx2.feishu.cn resolve to 101.126.58.225 IP addresses each.

Both mx3.feishu.cn and mx2.feishu.cn resolve to 122.14.229.0 IP addresses each.