sfdtools.com - dns.ninja

`sfdtools.com`

DNSSEC	⚠️ Not signed
NS	`ns1.bdydns.cn` ⭐
		A	240e:940:603:3:0:ff:b05b:137e^{🇨🇳 CHINANET-BACKBONE240e:940::/32 China Telecom (Hebei) Limited}
		A	180.97.36.63^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC180.97.36.0/24 JS-CT NJ-JS-IDC}
		A	183.232.231.249^{🇨🇳 CMNET-GuangDong-AP183.232.231.0/24 CMI (Customer Route)}
NS	`ns2.bdydns.cn`
		A	240e:940:603:5:0:ff:b0cf:479b^{🇨🇳 CHINANET-BACKBONE240e:940::/32 China Telecom (Hebei) Limited}
		A	14.215.177.154^{🇨🇳 CHINANET-BACKBONE14.208.0.0/12 China Telecom Network}
		A	112.80.248.202^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	119.75.222.53^{🇨🇳 Baidu119.75.222.0/24}
		A	124.237.208.58^{🇨🇳 CHINANET-BACKBONE124.236.0.0/14 CMI (Customer Route)}
			PTR	`58.208.237.124.broad.bd.he.dynamic.163data.com.cn`
MX	`mxdomain.qq.com` ⭐
TXT	`v=spf1 include:spf.mail.qq.com -all`
SOA	`ns1.bdydns.cn`sa@dudns.com 2018-08-21 #46

`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=1782781171

Same first word

sfdtools.com

Similar names

fsdtools.com

DNS History

4 records (3 active, 1 former)

●NSns1.bdydns.cn2017-08-11 → 2026-06-30 · 2 obs

● 2017-08-11 05:54:10
● 2026-06-30 01:24:34

●NSns2.bdydns.cn2017-08-11 → 2026-06-30 · 2 obs

● 2017-08-11 05:54:10
● 2026-06-30 01:24:34

●MXmxdomain.qq.com2026-03-24 → 2026-06-30 · 2 obs

● 2026-03-24 11:17:30
● 2026-06-30 01:24:34

○CNAMEsfdtools.hk.bdysite.com2017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 05:54:10
○ 2026-03-24 11:17:30
○ 2026-06-30 01:24:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
sfdtools.com	ns1.bdydns.cn, ns2.bdydns.cn	-

✅ Authoritative Response

Server:240e:940:603:3:0:ff:b05b:137e

NS records: ns1.bdydns.cn, ns2.bdydns.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sfdtools.com (unsigned zone)

⏱️ Timing

Total: 3401ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.bdydns.cn, ns2.bdydns.cn`
MX	1	`mxdomain.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com -all`
SOA	1	`ns1.bdydns.cn sa.dudns.com`

Analysis

Name Servers

Two name servers handle the delegation for sfdtools.com: ns1.bdydns.cn and ns2.bdydns.cn.

sfdtools.com uses the same name servers as several other domains — among them 17utt.com, hk-hjb.com, nextnexastep.com and two more.

Hostnames pointing to five IP numbers:

ns2.bdydns.cn resolves to four IP addresses: 14.215.177.154, 112.80.248.202, 119.75.222.53 and two others.

Hostnames that resolve to three IP addresses:

The hostname ns1.bdydns.cn points to 180.97.36.63, 183.232.231.249 and 240e:940:603:3:0:ff:b05b:137e.

Mail Servers

Mail for sfdtools.com is handled by a single mail server, mxdomain.qq.com.

sfdtools.com uses an identical mail server configuration to several other domains — among them wanjiaxg.com, cnthc.com, pixivic.com and two more.

sfdtools.com partially shares its mail servers with other domains, bao178.com and qixuny.com being examples.