sofiner.com - dns.ninja

`sofiner.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:35ab^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:d7d0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.171^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.208^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aurora.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:266e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aurora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aurora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aurora.ns.cloudflare.com`
		A	108.162.194.110^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aurora.ns.cloudflare.com`
		A	162.159.38.110^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aurora.ns.cloudflare.com`
		A	172.64.34.110^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aurora.ns.cloudflare.com`
NS	`gordon.ns.cloudflare.com`
		A	2606:4700:58::adf5:3baa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gordon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gordon.ns.cloudflare.com`
		A	108.162.193.170^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	172.64.33.170^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	173.245.59.170^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
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=g90DP8vcIUrX8zDwDXx9`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.53.171, 172.67.215.208
		IPv6 hints	2606:4700:3030::6815:35ab, 2606:4700:3032::ac43:d7d0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=57, name=cloudflare-ech.com
SOA	`aurora.ns.cloudflare.com`dns@cloudflare.com serial=2408307887

`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=1783201031

Same first word

sofiner.com

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DNS History

18 records (9 active, 9 former)

●NSaurora.ns.cloudflare.com2026-06-30 → 2026-07-04 · 3 obs

○ 2026-03-22 12:13:00
● 2026-06-30 14:23:22
● 2026-07-04 21:43:54

○NSdns3.hichina.com2026-03-22 → 2026-03-22 · 3 obs

● 2026-03-22 12:13:00
○ 2026-06-30 14:23:22
○ 2026-07-04 21:43:54

○NSdns4.hichina.com2026-03-22 → 2026-03-22 · 3 obs

● 2026-03-22 12:13:00
○ 2026-06-30 14:23:22
○ 2026-07-04 21:43:54

●NSgordon.ns.cloudflare.com2026-06-30 → 2026-07-04 · 3 obs

○ 2026-03-22 12:13:00
● 2026-06-30 14:23:22
● 2026-07-04 21:43:54

●MXmx1.feishu.cn2026-05-11 → 2026-07-04 · 3 obs

○ 2026-03-27 05:07:28
● 2026-05-11 13:21:14
● 2026-07-04 21:43:54

●MXmx2.feishu.cn2026-05-11 → 2026-07-04 · 3 obs

○ 2026-03-27 05:07:28
● 2026-05-11 13:21:14
● 2026-07-04 21:43:54

●MXmx3.feishu.cn2026-05-11 → 2026-07-04 · 3 obs

○ 2026-03-27 05:07:28
● 2026-05-11 13:21:14
● 2026-07-04 21:43:54

○MXmxbiz1.qq.com2026-03-22 → 2026-03-27 · 4 obs

● 2026-03-22 12:13:00
● 2026-03-27 05:07:28
○ 2026-05-11 13:21:14
○ 2026-07-04 21:43:54

○MXmxbiz2.qq.com2026-03-22 → 2026-03-27 · 4 obs

● 2026-03-22 12:13:00
● 2026-03-27 05:07:28
○ 2026-05-11 13:21:14
○ 2026-07-04 21:43:54

●A104.21.53.1712026-06-30 → 2026-07-04 · 3 obs

○ 2026-06-23 13:47:50
● 2026-06-30 14:23:22
● 2026-07-04 21:43:54

●A172.67.215.2082026-06-30 → 2026-07-04 · 3 obs

○ 2026-06-23 13:47:50
● 2026-06-30 14:23:22
● 2026-07-04 21:43:54

○A20.236.43.1132026-05-11 → 2026-06-01 · 4 obs

● 2026-05-11 13:21:14
● 2026-06-01 03:00:08
○ 2026-06-23 13:47:50
○ 2026-07-04 21:43:54

●A2606:4700:3030::6815:35ab2026-07-04 → 2026-07-04 · 2 obs

○ 2026-06-30 14:23:22
● 2026-07-04 21:43:54

●A2606:4700:3032::ac43:d7d02026-07-04 → 2026-07-04 · 2 obs

○ 2026-06-30 14:23:22
● 2026-07-04 21:43:54

○A2606:4700:3033::6815:35ab2026-06-30 → 2026-06-30 · 3 obs

○ 2026-06-23 13:47:50
● 2026-06-30 14:23:22
○ 2026-07-04 21:43:54

○A2606:4700:3035::ac43:d7d02026-06-30 → 2026-06-30 · 3 obs

○ 2026-06-23 13:47:50
● 2026-06-30 14:23:22
○ 2026-07-04 21:43:54

○CNAME1483445875618637.cn-hangzhou.fc.aliyuncs.com2026-03-22 → 2026-03-27 · 4 obs

● 2026-03-22 12:13:00
● 2026-03-27 05:07:28
○ 2026-05-11 13:21:14
○ 2026-07-04 21:43:54

○CNAMEjolly-cliff-0a9a80110.7.azurestaticapps.net2026-06-23 → 2026-06-23 · 4 obs

○ 2026-05-11 13:21:14
● 2026-06-23 13:47:50
○ 2026-06-30 14:23:22
○ 2026-07-04 21:43:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
sofiner.com	gordon.ns.cloudflare.com, aurora.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.170

NS records: gordon.ns.cloudflare.com, aurora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sofiner.com (unsigned zone)

⏱️ Timing

Total: 720ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.215.208, 104.21.53.171`
AAAA	2	`2606:4700:3030::6815:35ab, 2606:4700:3032::ac43:d7d0`
NS	2	`aurora.ns.cloudflare.com, gordon.ns.cloudflare.com`
MX	3	`mx1.feishu.cn (pri: 1), mx3.feishu.cn (pri: 10)...`
TXT	2	`v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=g90DP8`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aurora.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sofiner.com directs to four IP numbers, which are 104.21.53.171, 172.67.215.208, 2606:4700:3030::6815:35ab and 2606:4700:3032::ac43:d7d0.

Two other host names, along with vitalitysuplementos.com, akapivo.be and center.com, also share IP numbers with sofiner.com.

Name Servers

sofiner.com is delegated to two name servers: aurora.ns.cloudflare.com and gordon.ns.cloudflare.com.

sofiner.com shares its NS records with other domains, for example ptsmn.com, vodafonebusinessevents.com, ele-ment.com and two others.

The name servers of sofiner.com overlap at least partially with those of other domains — among them oneillwetsuits.com, compliancemo.com, login-msoft365-2015.live and two more.

These name servers commonly appear alongside the name servers aspen.ns.cloudflare.com and camilo.ns.cloudflare.com.

DNS names with 6 IP addresses:

aurora.ns.cloudflare.com resolves to 108.162.194.110, 162.159.38.110, 172.64.34.110 and 3 other IP addresses.

gordon.ns.cloudflare.com resolves to 108.162.193.170, 172.64.33.170, 173.245.59.170 and 3 other IP addresses.

Mail Servers

Mail for sofiner.com is routed through three mail servers — mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

There is at least a partial MX overlap between sofiner.com and other domains, including emigo.cn, sonoscape.net, dbaifin.com and two others.

Hostnames that map to three IP numbers:

mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names that have two IP addresses:

mx2.feishu.cn points to 101.126.58.225 and 122.14.229.0.

Host names that point to one IP address:

mx1.feishu.cn points to 52.220.106.220.

mx3.feishu.cn and mx1.feishu.cn are host names that each point to 52.220.106.220 IP addresses.

mx3.feishu.cn and mx2.feishu.cn are host names that each point to 101.126.58.225 IP addresses.

mx3.feishu.cn and mx2.feishu.cn are host names that each point to 122.14.229.0 IP addresses.