`isfci.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:92d6^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:4fb1^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.177^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.146.214^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alberto.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c12^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c312^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alberto.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2312^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alberto.ns.cloudflare.com`
		A	108.162.195.18^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
		A	162.159.44.18^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
		A	172.64.35.18^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
NS	`yolanda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yolanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yolanda.ns.cloudflare.com`
		A	108.162.192.241^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	172.64.32.241^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	173.245.58.241^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.79.177, 172.67.146.214
		IPv6	2606:4700:3032::ac43:92d6, 2606:4700:3034::6815:4fb1
SOA	`alberto.ns.cloudflare.com`dns@cloudflare.com serial=2398608507

`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=1771291435

Same first word

isfci.com

Similar names

sific.com

sifci.com

scifi.pro

fiisc.com

isifc.org

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iscfi.net

ficsi.in

scifi.sk

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scifi.wales

DNS History

23 records (6 active, 17 former)

●NSalberto.ns.cloudflare.com2026-02-22 → 2026-03-24 · 3 obs

○ 2020-01-29 22:45:54
● 2026-02-22 11:34:34
● 2026-03-24 10:07:44

○NSdns.technorail.com2015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○NSdns2.technorail.com2015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○NSdns3.arubadns.net2015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○NSdns4.arubadns.cz2015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○NSns1.register.it2020-01-29 → 2020-01-29 · 4 obs

○ 2017-03-15 07:25:10
● 2020-01-29 22:45:54
○ 2026-02-22 11:34:34
○ 2026-03-24 10:07:44

○NSns2.register.it2020-01-29 → 2020-01-29 · 4 obs

○ 2017-03-15 07:25:10
● 2020-01-29 22:45:54
○ 2026-02-22 11:34:34
○ 2026-03-24 10:07:44

●NSyolanda.ns.cloudflare.com2026-02-22 → 2026-03-24 · 3 obs

○ 2020-01-29 22:45:54
● 2026-02-22 11:34:34
● 2026-03-24 10:07:44

○MXmail.register.it2020-01-29 → 2020-01-29 · 4 obs

○ 2017-03-15 07:25:10
● 2020-01-29 22:45:54
○ 2026-02-22 11:34:34
○ 2026-03-24 10:07:44

○MXmx.isfci.com2015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

●A104.21.79.1772026-02-22 → 2026-03-24 · 3 obs

○ 2020-01-29 22:45:54
● 2026-02-22 11:34:34
● 2026-03-24 10:07:44

●A172.67.146.2142026-02-22 → 2026-03-24 · 3 obs

○ 2020-01-29 22:45:54
● 2026-02-22 11:34:34
● 2026-03-24 10:07:44

○A185.2.4.1342020-01-29 → 2020-01-29 · 4 obs

○ 2017-03-15 07:25:10
● 2020-01-29 22:45:54
○ 2026-02-22 11:34:34
○ 2026-03-24 10:07:44

●A2606:4700:3032::ac43:92d62026-02-22 → 2026-03-24 · 3 obs

○ 2020-01-29 22:45:54
● 2026-02-22 11:34:34
● 2026-03-24 10:07:44

●A2606:4700:3034::6815:4fb12026-02-22 → 2026-03-24 · 3 obs

○ 2020-01-29 22:45:54
● 2026-02-22 11:34:34
● 2026-03-24 10:07:44

○A62.149.128.1512015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.1542015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.1572015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.1602015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.1632015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.1662015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.722015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

○A62.149.128.742015-08-13 → 2017-03-15 · 4 obs

● 2015-08-13 00:04:48
● 2017-03-15 07:25:10
○ 2020-01-29 22:45:54
○ 2026-03-24 10:07:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net...	-
isfci.com	yolanda.ns.cloudflare.com, alberto.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.241

NS records: yolanda.ns.cloudflare.com, alberto.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for isfci.com (unsigned zone)

⏱️ Timing

Total: 175ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.79.177, 172.67.146.214`
AAAA	2	`2606:4700:3032::ac43:92d6, 2606:4700:3034::6815:4fb1`
NS	2	`alberto.ns.cloudflare.com, yolanda.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alberto.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

isfci.com resolves to four IPs: 2606:4700:3032::ac43:92d6, 2606:4700:3034::6815:4fb1, 104.21.79.177 and 172.67.146.214.

Other host names, for instance teacheracademy.eu, ivonole.com, md9l2b.com, vs555.net and patro.pics share IP numbers with isfci.com.

Name Servers

isfci.com has two name servers: alberto.ns.cloudflare.com and yolanda.ns.cloudflare.com.

isfci.com shares the same name server setup as other domains, for example tungateinparis.com, opubu-gyf.com, jydoc-ahor.store, scala-lang.org and scaladays.org.

isfci.com shares some name servers with other domains, for example manlianyingchaosaicheng.com.cn, jiebaojishibifenzuqiubifenwang2.com.cn, hamrahping.com, lolzhibo.com.cn and asiksukses.site.

These name servers are commonly used together with malavika.ns.cloudflare.com and nelly.ns.cloudflare.com.

Host names with six IP numbers: alberto.ns.cloudflare.com points to: 2606:4700:58::a29f:2c12, 2803:f800:50::6ca2:c312, 2a06:98c1:50::ac40:2312, 108.162.195.18, 162.159.44.18 and 172.64.35.18; yolanda.ns.cloudflare.com points to: 2606:4700:50::adf5:3af1, 2803:f800:50::6ca2:c0f1, 2a06:98c1:50::ac40:20f1, 108.162.192.241, 172.64.32.241 and 173.245.58.241.

isfci.com - robtex.com

isfci.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

`isfci.com`

`com`