91stack.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`91stack.com`

DNSSEC	⚠️ Not signed
NS	`emerie.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2673^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emerie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c273^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`emerie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2273^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`emerie.ns.cloudflare.com`
		A	108.162.194.115^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emerie.ns.cloudflare.com`
		A	162.159.38.115^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emerie.ns.cloudflare.com`
		A	172.64.34.115^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emerie.ns.cloudflare.com`
NS	`jaime.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c66^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaime.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c366^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jaime.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2366^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jaime.ns.cloudflare.com`
		A	108.162.195.102^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaime.ns.cloudflare.com`
		A	162.159.44.102^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaime.ns.cloudflare.com`
		A	172.64.35.102^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaime.ns.cloudflare.com`
MX	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`v=spf1 include:spf.mxhichina.com -all`
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`emerie.ns.cloudflare.com`dns@cloudflare.com serial=2413106309

`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=1789584113

Same first word

91stack.com

Similar names

stack91.com

Previous names

91ssg.com

91ssh.com

91ssj.com

91sskk.com

91ssl.com

91ssll.com

91ssn.com

91sso.com

91ssp.com

91ssr.com

91ssss.com

91sssss.com

91sssx.com

91sst.com

91ssw.com

91ssxx.com

91sszy.com

91st.com

Next names

DNS History

9 records (7 active, 2 former)

○NSdns27.hichina.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 09:42:52
○ 2026-08-29 09:30:04
○ 2026-09-16 18:52:50

○NSdns28.hichina.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 09:42:52
○ 2026-08-29 09:30:04
○ 2026-09-16 18:52:50

●NSemerie.ns.cloudflare.com2026-08-29 → 2026-09-16 · 3 obs

○ 2017-08-10 09:42:52
● 2026-08-29 09:30:04
● 2026-09-16 18:52:50

●NSjaime.ns.cloudflare.com2026-08-29 → 2026-09-16 · 3 obs

○ 2017-08-10 09:42:52
● 2026-08-29 09:30:04
● 2026-09-16 18:52:50

●MXmx1.qiye.aliyun.com2026-08-29 → 2026-09-16 · 3 obs

○ 2017-08-10 09:42:52
● 2026-08-29 09:30:04
● 2026-09-16 18:52:50

●MXmx2.qiye.aliyun.com2026-08-29 → 2026-09-16 · 3 obs

○ 2017-08-10 09:42:52
● 2026-08-29 09:30:04
● 2026-09-16 18:52:50

●MXmx3.qiye.aliyun.com2026-08-29 → 2026-09-16 · 3 obs

○ 2017-08-10 09:42:52
● 2026-08-29 09:30:04
● 2026-09-16 18:52:50

●MXmxn.mxhichina.com2017-08-10 → 2026-09-16 · 2 obs

● 2017-08-10 09:42:52
● 2026-09-16 18:52:50

●MXmxw.mxhichina.com2017-08-10 → 2026-09-16 · 2 obs

● 2017-08-10 09:42:52
● 2026-09-16 18:52:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
91stack.com	emerie.ns.cloudflare.com, jaime.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.35.102

NS records: emerie.ns.cloudflare.com, jaime.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 91stack.com (unsigned zone)

⏱️ Timing

Total: 394ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`emerie.ns.cloudflare.com, jaime.ns.cloudflare.com`
MX	5	`mx2.qiye.aliyun.com (pri: 10), mxw.mxhichina.com (pri: 10)...`
TXT	2	`v=spf1 include:spf.mxhichina.com -all, v=spf1 include:spf.qiye.aliyun.com -all`
SOA	1	`emerie.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (emerie.ns.cloudflare.com, emerie.ns.cloudflare.com, emerie.ns.cloudflare.com...)

Analysis

Name Servers

91stack.com has two authoritative name servers — emerie.ns.cloudflare.com and jaime.ns.cloudflare.com.

91stack.com has the same name server delegation as a number of other domains, such as 63291-006001-3sk.pages.dev, kssr451.workers.dev, iphone77766.cf and two more.

At least some of 91stack.com's name servers are shared with other domains, for example nkurriv.cn, si6v9sh.workers.dev, jeansspeargorgeous.com and two more.

These name servers are often deployed together with the name servers guss.ns.cloudflare.com, laura.ns.cloudflare.com, sydney.ns.cloudflare.com and davina.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

emerie.ns.cloudflare.com points to 108.162.194.115, 162.159.38.115, 172.64.34.115 and 3 other IP addresses.

jaime.ns.cloudflare.com points to 108.162.195.102, 162.159.44.102, 172.64.35.102 and 3 other IP addresses.

Mail Servers

Five mail servers handle 91stack.com: mxn.mxhichina.com, mxw.mxhichina.com, mx1.qiye.aliyun.com and two others.

91stack.com shares at least some of its mail servers with other domains — for example qscintl.com, wfxjdz.com, alpichina.cn and two more.

It is common to find these mail servers used together with the mail servers mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

Hosts with two IP numbers each:

mxn.mxhichina.com resolves to 47.246.136.231 and 47.246.137.47.

mx3.qiye.aliyun.com resolves to 47.246.136.231 and 47.246.137.47.

Hosts that resolve to one IP address:

mxw.mxhichina.com resolves to 47.246.99.195.

mx1.qiye.aliyun.com resolves to 47.246.137.47.

mx2.qiye.aliyun.com resolves to 47.246.136.231.

mxn.mxhichina.com, mx3.qiye.aliyun.com and mx2.qiye.aliyun.com all direct to 47.246.136.231.

mxn.mxhichina.com, mx3.qiye.aliyun.com and mx1.qiye.aliyun.com all direct to 47.246.137.47.