certstone.cc - dns.ninja

`certstone.cc`

DNSSEC	⚠️ Not signed
A	240e:964:1004:202::50^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1240e:964:1000::/37 厦门}
A	27.159.90.81^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC127.159.88.0/21 IDC FUJIAN XIAMEN}
A	106.74.32.234^{🇨🇳 UNICOM-CN106.74.32.0/24 Proxy-registered route object}
A	112.46.240.46^{🇨🇳 CHINAMOBILE-CN112.46.240.0/21 CMI (Customer Route)}
A	120.52.95.237^{🇨🇳 UNICOM-CN120.52.95.0/24}
A	157.0.3.36^{🇨🇳 CHINA169-Backbone157.0.0.0/16 China Unicom Jiangsu Province Network}
NS	`caribbean.ns.atrustdns.com` ⭐
		A	2404:2280:1fa::5^{🇸🇬 Alibaba_Cloud_CDN2404:2280:1fa::/48 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	8.148.36.47^{🇸🇬 Alibaba_Cloud_CDN8.148.36.0/24 Alibaba Cloud (Singapore) Private Limited 51 Bras Basah Road 03-06 Lazada One Singapore 189554}
NS	`meru.ns.atrustdns.com`
		A	2404:2280:1f5::3^{🇸🇬 Alibaba_Cloud_CDN2404:2280:1f5::/48 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	8.148.39.69^{🇸🇬 Alibaba_Cloud_CDN8.148.39.0/24 Alibaba Cloud (Singapore) Private Limited 51 Bras Basah Road 03-06 Lazada One Singapore 189554}
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=P2BHkwtO28CZuX62VdXe`
SOA	`caribbean.ns.atrustdns.com`hostmaster@atrustdns.com serial=1

`cc`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ac1.nstld.com` ⭐
	NS	`ac2.nstld.com`
	NS	`ac3.nstld.com`
	NS	`ac4.nstld.com`
	SOA	`ac1.nstld.com`info@verisign-grs.com serial=1781115539

Same first word

certstone.cc

Similar names

DNS History

11 records (11 active, 0 former)

●NScaribbean.ns.atrustdns.com2026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●NSmeru.ns.atrustdns.com2026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●MXmx1.feishu.cn2026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●MXmx2.feishu.cn2026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●MXmx3.feishu.cn2026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●A106.74.32.2342026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●A112.46.240.462026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●A120.52.95.2372026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●A157.0.3.362026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

●A240e:964:1004:202::502026-06-09 → 2026-06-10 · 3 obs

○ 2026-06-08 14:11:10
● 2026-06-09 15:24:22
● 2026-06-10 18:37:20

●A27.159.90.812026-06-08 → 2026-06-10 · 2 obs

● 2026-06-08 14:11:10
● 2026-06-10 18:37:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cc	ac1.nstld.com, ac2.nstld.com, ac3.nstld.com, ac4.nstld.com	-
certstone.cc	caribbean.ns.atrustdns.com, meru.ns.atrustdns.com	-

✅ Authoritative Response

Server:8.148.39.69

NS records: caribbean.ns.atrustdns.com, meru.ns.atrustdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certstone.cc (unsigned zone)

⏱️ Timing

Total: 1251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`106.74.32.234, 112.46.240.46...`
AAAA	1	`240e:964:1004:202::50`
NS	2	`meru.ns.atrustdns.com, caribbean.ns.atrustdns.com`
MX	3	`mx1.feishu.cn (pri: 1), mx2.feishu.cn (pri: 5)...`
TXT	2	`verification-code-site-App_feishu=P2BHkw, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`caribbean.ns.atrustdns.com hostmaster.at`

Analysis

IP Addresses

certstone.cc directs to 6 IP numbers: 27.159.90.81, 106.74.32.234, 112.46.240.46 and 3 other.

Two other host names, along with hcdnw101.sme.cdnhwcibv122.com, hcdnwsa101.smev6.cdnhwcibv122.com and hcdnw101.smev6.cdnhwcaip122.cn, also share IP numbers with certstone.cc.

Name Servers

The NS records for certstone.cc delegate to caribbean.ns.atrustdns.com and meru.ns.atrustdns.com.

certstone.cc has at least partial name server overlap with other domains, such as inzztt.com, wssves603.com, hhrtes603.com and two others.

gambela.ns.atrustdns.com, omo.ns.atrustdns.com and hindu-kush.ns.atrustdns.com — plus 6 other name servers — are commonly paired with these name servers.

caribbean.ns.atrustdns.com resolves to 8.148.36.47 and 2404:2280:1fa::5. Likewise, meru.ns.atrustdns.com resolves to 8.148.39.69 and 2404:2280:1f5::3 — two IP addresses apiece.

Mail Servers

certstone.cc has three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

There is at least a partial MX overlap between certstone.cc and other domains, including beesads.com, guoruisofti.com, houhaienglish.com and two others.

Hostnames that map to three IP numbers:

mx3.feishu.cn maps to three IP addresses: 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names that have two IP addresses:

The A records for mx2.feishu.cn return 101.126.58.225 and 122.14.229.0.

Host names with one IP number:

mx1.feishu.cn resolves to the IP address 52.220.106.220.

mx3.feishu.cn and mx1.feishu.cn each have 52.220.106.220 IP addresses.

mx3.feishu.cn and mx2.feishu.cn each have 101.126.58.225 IP addresses.

mx3.feishu.cn and mx2.feishu.cn each have 122.14.229.0 IP addresses.