`fsrtechnology.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8d36^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3ef5^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.245^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.141.54^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`frank.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`frank.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`frank.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`frank.ns.cloudflare.com`
		A	108.162.193.166^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`frank.ns.cloudflare.com`
		A	172.64.33.166^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`frank.ns.cloudflare.com`
		A	173.245.59.166^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`frank.ns.cloudflare.com`
NS	`heidi.ns.cloudflare.com`
		A	2606:4700:50::a29f:26ec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heidi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heidi.ns.cloudflare.com`
		A	108.162.194.236^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	162.159.38.236^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
		A	172.64.34.236^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heidi.ns.cloudflare.com`
MX	`servercore.cc` ⭐
		A	4.71.176.192^{🇺🇸 AS33564.0.0.0/9}
			PTR	`servercore.cc`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.245, 172.67.141.54
		IPv6 hints	2606:4700:3031::ac43:8d36, 2606:4700:3037::6815:3ef5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=190, name=cloudflare-ech.com
SOA	`frank.ns.cloudflare.com`dns@cloudflare.com serial=2407873108

`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=1784378252

Same first word

fsrtechnology.com

Similar names

rfstechnology.com

DNS History

15 records (7 active, 8 former)

●NSfrank.ns.cloudflare.com2026-06-03 → 2026-07-18 · 3 obs

○ 2017-11-19 14:23:02
● 2026-06-03 10:00:54
● 2026-07-18 12:46:24

●NSheidi.ns.cloudflare.com2026-06-03 → 2026-07-18 · 3 obs

○ 2017-11-19 14:23:02
● 2026-06-03 10:00:54
● 2026-07-18 12:46:24

○NSns91.worldnic.com2015-07-07 → 2017-11-19 · 4 obs

● 2015-07-07 17:35:54
● 2017-11-19 14:23:02
○ 2026-06-03 10:00:54
○ 2026-07-18 12:46:24

○NSns92.worldnic.com2015-07-07 → 2017-11-19 · 4 obs

● 2015-07-07 17:35:54
● 2017-11-19 14:23:02
○ 2026-06-03 10:00:54
○ 2026-07-18 12:46:24

●MXservercore.cc2015-07-07 → 2026-07-18 · 2 obs

● 2015-07-07 17:35:54
● 2026-07-18 12:46:24

●A104.21.62.2452026-06-03 → 2026-07-18 · 6 obs

○ 2017-11-19 14:23:02
● 2026-06-03 10:00:54
● 2026-06-08 04:16:24
○ 2026-06-18 22:52:58
● 2026-07-18 12:46:22
● 2026-07-18 12:46:24

●A172.67.141.542026-06-03 → 2026-07-18 · 6 obs

○ 2017-11-19 14:23:02
● 2026-06-03 10:00:54
● 2026-06-08 04:16:24
○ 2026-06-18 22:52:58
● 2026-07-18 12:46:22
● 2026-07-18 12:46:24

○A188.114.96.02026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 04:16:24
● 2026-06-18 22:52:58
○ 2026-07-18 12:46:22
○ 2026-07-18 12:46:24

○A188.114.97.02026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 04:16:24
● 2026-06-18 22:52:58
○ 2026-07-18 12:46:22
○ 2026-07-18 12:46:24

○A205.178.189.1292015-07-07 → 2017-11-19 · 4 obs

● 2015-07-07 17:35:54
● 2017-11-19 14:23:02
○ 2026-06-03 10:00:54
○ 2026-07-18 12:46:24

●A2606:4700:3031::ac43:8d362026-06-03 → 2026-07-18 · 6 obs

○ 2017-11-19 14:23:02
● 2026-06-03 10:00:54
● 2026-06-08 04:16:24
○ 2026-06-18 22:52:58
● 2026-07-18 12:46:22
● 2026-07-18 12:46:24

○A2606:4700:3033::6815:3ef52026-06-03 → 2026-06-08 · 5 obs

○ 2017-11-19 14:23:02
● 2026-06-03 10:00:54
● 2026-06-08 04:16:24
○ 2026-06-18 22:52:58
○ 2026-07-18 12:46:24

●A2606:4700:3037::6815:3ef52026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-18 22:52:58
● 2026-07-18 12:46:22
● 2026-07-18 12:46:24

○A2a06:98c1:3120::2026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 04:16:24
● 2026-06-18 22:52:58
○ 2026-07-18 12:46:22
○ 2026-07-18 12:46:24

○A2a06:98c1:3121::2026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 04:16:24
● 2026-06-18 22:52:58
○ 2026-07-18 12:46:22
○ 2026-07-18 12:46:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
fsrtechnology.com	frank.ns.cloudflare.com, heidi.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.236

NS records: frank.ns.cloudflare.com, heidi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fsrtechnology.com (unsigned zone)

⏱️ Timing

Total: 115ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.141.54, 104.21.62.245`
AAAA	2	`2606:4700:3031::ac43:8d36, 2606:4700:3037::6815:3ef5`
NS	2	`frank.ns.cloudflare.com, heidi.ns.cloudflare.com`
MX	1	`servercore.cc (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`frank.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

fsrtechnology.com points to the four IP addresses 104.21.62.245, 172.67.141.54, 2606:4700:3031::ac43:8d36 and 2606:4700:3037::6815:3ef5.

meltarion.com, view-pictures.cn.threeawiki.com, i132.com plus two other host names have IP numbers in common with fsrtechnology.com.

Name Servers

fsrtechnology.com has two authoritative name servers — frank.ns.cloudflare.com and heidi.ns.cloudflare.com.

The name server configuration of fsrtechnology.com is shared with other domains, for instance crossbridgecondominiums.ca, fsrconnectnow.com, theelementsofliving.com and two others.

At least some of fsrtechnology.com's name servers are shared with other domains, for example enovetic.ch, dyyujun.com, 678183.com and two more.

These name servers tend to be used in conjunction with the name servers rex.ns.cloudflare.com.

Hosts with 6 IP addresses each:

frank.ns.cloudflare.com points to 108.162.193.166, 172.64.33.166, 173.245.59.166 and 3 other IP addresses.

heidi.ns.cloudflare.com points to 108.162.194.236, 162.159.38.236, 172.64.34.236 and 3 other IP addresses.

Mail Servers

fsrtechnology.com uses one mail server — servercore.cc.

fsrtechnology.com uses the same mail servers as other domains, including fsrit.com.

servercore.cc points to one IP number — 4.71.176.192.

fsrtechnology.com - robtex.com