`szfysd.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2a07^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:c5e2^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.7^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.226^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`davina.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2628^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c228^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`davina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2228^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`davina.ns.cloudflare.com`
		A	108.162.194.40^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
		A	162.159.38.40^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
		A	172.64.34.40^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
NS	`troy.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cda^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`troy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`troy.ns.cloudflare.com`
		A	108.162.195.218^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	162.159.44.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	172.64.35.218^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.42.7, 172.67.197.226
		IPv6	2606:4700:3030::6815:2a07, 2606:4700:3032::ac43:c5e2
SOA	`davina.ns.cloudflare.com`dns@cloudflare.com serial=2399580936

`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=1774398522

Same first word

szfysd.com

Similar names

sdsyfz.cn

sdzyfs.com

fzsdsy.com

yfzssd.cn

sdfsyz.com

sdsyfz.edu.cn

dzfssy.com

sdzysf.com

sdfsyz.cn

DNS History

21 records (6 active, 15 former)

●NSdavina.ns.cloudflare.com2026-03-25 → 2026-03-25 · 2 obs

○ 2020-02-03 18:36:56
● 2026-03-25 00:45:32

○NSdns25.hichina.com2017-03-18 → 2017-03-18 · 4 obs

○ 2016-04-19 20:48:16
● 2017-03-18 15:05:24
○ 2020-02-03 18:36:56
○ 2026-03-25 00:45:32

○NSdns26.hichina.com2017-03-18 → 2017-03-18 · 4 obs

○ 2016-04-19 20:48:16
● 2017-03-18 15:05:24
○ 2020-02-03 18:36:56
○ 2026-03-25 00:45:32

○NSns1.51dns.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 02:23:34
○ 2015-10-30 14:18:22
○ 2026-03-25 00:45:32

○NSns1.reg.cn2016-01-27 → 2016-04-19 · 5 obs

○ 2015-10-30 14:18:22
● 2016-01-27 01:46:08
● 2016-04-19 20:48:16
○ 2017-03-18 15:05:24
○ 2026-03-25 00:45:32

○NSns2.51dns.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 02:23:34
○ 2015-10-30 14:18:22
○ 2026-03-25 00:45:32

○NSns2.reg.cn2016-01-27 → 2016-04-19 · 5 obs

○ 2015-10-30 14:18:22
● 2016-01-27 01:46:08
● 2016-04-19 20:48:16
○ 2017-03-18 15:05:24
○ 2026-03-25 00:45:32

○NSns6.dnsdun.com2020-02-03 → 2020-02-03 · 3 obs

○ 2017-03-18 15:05:24
● 2020-02-03 18:36:56
○ 2026-03-25 00:45:32

○NSns6.dnsdun.net2020-02-03 → 2020-02-03 · 3 obs

○ 2017-03-18 15:05:24
● 2020-02-03 18:36:56
○ 2026-03-25 00:45:32

●NStroy.ns.cloudflare.com2026-03-25 → 2026-03-25 · 2 obs

○ 2020-02-03 18:36:56
● 2026-03-25 00:45:32

○A103.106.161.2262020-02-03 → 2020-02-03 · 3 obs

○ 2017-03-18 15:05:24
● 2020-02-03 18:36:56
○ 2026-03-25 00:45:32

●A104.21.42.72026-03-25 → 2026-03-25 · 2 obs

○ 2020-02-03 18:36:56
● 2026-03-25 00:45:32

○A107.149.10.632015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 02:23:34
○ 2015-10-30 14:18:22
○ 2026-03-25 00:45:32

○A122.9.169.212016-01-27 → 2016-04-19 · 5 obs

○ 2015-10-30 14:18:22
● 2016-01-27 01:46:08
● 2016-04-19 20:48:16
○ 2017-03-18 15:05:24
○ 2026-03-25 00:45:32

●A172.67.197.2262026-03-25 → 2026-03-25 · 2 obs

○ 2020-02-03 18:36:56
● 2026-03-25 00:45:32

○A188.114.96.02026-03-25 → 2026-03-25 · 1 obs

○ 2026-03-25 00:45:32

○A188.114.97.02026-03-25 → 2026-03-25 · 1 obs

○ 2026-03-25 00:45:32

●A2606:4700:3030::6815:2a072026-03-25 → 2026-03-25 · 2 obs

○ 2020-02-03 18:36:56
● 2026-03-25 00:45:32

●A2606:4700:3032::ac43:c5e22026-03-25 → 2026-03-25 · 2 obs

○ 2020-02-03 18:36:56
● 2026-03-25 00:45:32

○A2a06:98c1:3120::2026-03-25 → 2026-03-25 · 1 obs

○ 2026-03-25 00:45:32

○A2a06:98c1:3121::2026-03-25 → 2026-03-25 · 1 obs

○ 2026-03-25 00:45:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
szfysd.com	davina.ns.cloudflare.com, troy.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.218

NS records: davina.ns.cloudflare.com, troy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szfysd.com (unsigned zone)

⏱️ Timing

Total: 114ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.197.226, 104.21.42.7`
AAAA	2	`2606:4700:3030::6815:2a07, 2606:4700:3032::ac43:c5e2`
NS	2	`davina.ns.cloudflare.com, troy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`davina.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

szfysd.com resolves to four IP numbers: 2606:4700:3030::6815:2a07, 2606:4700:3032::ac43:c5e2, 104.21.42.7 and 172.67.197.226.

other host names for instance infraworx.com.au, whatsmyuseragent.com, asphone.com, melissapark.az and ekgazeta.ru share IP numbers with szfysd.com.

Name Servers

szfysd.com is delegated to two name servers: davina.ns.cloudflare.com and troy.ns.cloudflare.com.

szfysd.com shares the same name server setup as other domains, for example mynurse.cn, szbruni.com, hljyfhg.com, mkmv.cn and hbrgkj.com.

szfysd.com at least partially shares name servers with other domains, for instance carpediemcreation.com, wamiz.co, kitsapcrossfit.com, cafeteriaportosin.com and marchamundialdasmulheres.org.br.

These name servers are commonly used with the name servers logan.ns.cloudflare.com.

Host names with six IP numbers:

davina.ns.cloudflare.com points to: 2606:4700:50::a29f:2628, 2803:f800:50::6ca2:c228, 2a06:98c1:50::ac40:2228, 108.162.194.40, 162.159.38.40 and 172.64.34.40; troy.ns.cloudflare.com points to: 2606:4700:58::a29f:2cda, 2803:f800:50::6ca2:c3da, 2a06:98c1:50::ac40:23da, 108.162.195.218, 162.159.44.218 and 172.64.35.218.

szfysd.com - robtex.com

szfysd.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`szfysd.com`

`com`