`datasciencecentral.stfi.re`

DNSSEC	⚠️ Not signed
A	3.167.54.22^{🇺🇸 Amazon3.167.48.0/21}
		PTR	`server-3-167-54-22.iad61.r.cloudfront.net`
A	3.167.54.25^{🇺🇸 Amazon3.167.48.0/21}
A	3.167.54.51^{🇺🇸 Amazon3.167.48.0/21}
A	3.167.54.53^{🇺🇸 Amazon3.167.48.0/21}

`stfi.re`

	DNSSEC	⚠️ Not signed
	A	3.167.54.22^{🇺🇸 Amazon3.167.48.0/21}
	A	3.167.54.25^{🇺🇸 Amazon3.167.48.0/21}
	A	3.167.54.51^{🇺🇸 Amazon3.167.48.0/21}
	A	3.167.54.53^{🇺🇸 Amazon3.167.48.0/21}
	NS	`ns-170.awsdns-21.com` ⭐
	NS	`ns-1151.awsdns-15.org`
	NS	`ns-2004.awsdns-58.co.uk`
	NS	`ns-832.awsdns-40.net`
	TXT	`google-site-verification=15B7yW1N98ZHHS83hAcvpaUQR3gasVuXs0oh79eeJjQ`
	SOA	`ns-170.awsdns-21.com`awsdns-hostmaster@amazon.com serial=1

rank #152192 globally
rank #10 in the tld
PASS📈 Tranco rank: #381,210

Subdomains

www.datasciencecentral.stfi.re

Same first word

datasciencecentral.com

DNS History

20 records (4 active, 16 former)

○A13.249.121.2182026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 03:26:28
● 2026-02-16 15:34:26
○ 2026-02-20 00:10:22
○ 2026-04-13 19:24:16

○A13.249.121.232026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 03:26:28
● 2026-02-16 15:34:26
○ 2026-02-20 00:10:22
○ 2026-04-13 19:24:16

○A13.249.121.402026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 03:26:28
● 2026-02-16 15:34:26
○ 2026-02-20 00:10:22
○ 2026-04-13 19:24:16

○A13.249.121.92026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 03:26:28
● 2026-02-16 15:34:26
○ 2026-02-20 00:10:22
○ 2026-04-13 19:24:16

●A3.167.54.222026-02-20 → 2026-04-13 · 7 obs

○ 2026-02-16 15:34:26
● 2026-02-20 00:10:22
● 2026-02-20 13:40:58
○ 2026-04-03 05:35:26
○ 2026-04-07 14:56:26
● 2026-04-13 08:24:08
● 2026-04-13 19:24:16

●A3.167.54.252026-02-20 → 2026-04-13 · 7 obs

○ 2026-02-16 15:34:26
● 2026-02-20 00:10:22
● 2026-02-20 13:40:58
○ 2026-04-03 05:35:26
○ 2026-04-07 14:56:26
● 2026-04-13 08:24:08
● 2026-04-13 19:24:16

●A3.167.54.512026-02-20 → 2026-04-13 · 7 obs

○ 2026-02-16 15:34:26
● 2026-02-20 00:10:22
● 2026-02-20 13:40:58
○ 2026-04-03 05:35:26
○ 2026-04-07 14:56:26
● 2026-04-13 08:24:08
● 2026-04-13 19:24:16

●A3.167.54.532026-02-20 → 2026-04-13 · 7 obs

○ 2026-02-16 15:34:26
● 2026-02-20 00:10:22
● 2026-02-20 13:40:58
○ 2026-04-03 05:35:26
○ 2026-04-07 14:56:26
● 2026-04-13 08:24:08
● 2026-04-13 19:24:16

○A52.84.113.1022026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-06 18:08:18
● 2026-04-07 14:56:26
○ 2026-04-13 08:24:08
○ 2026-04-13 19:24:16

○A52.84.113.1082026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-06 18:08:18
● 2026-04-07 14:56:26
○ 2026-04-13 08:24:08
○ 2026-04-13 19:24:16

○A52.84.113.1562026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-06 18:08:18
● 2026-04-07 14:56:26
○ 2026-04-13 08:24:08
○ 2026-04-13 19:24:16

○A52.84.113.542026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-06 18:08:18
● 2026-04-07 14:56:26
○ 2026-04-13 08:24:08
○ 2026-04-13 19:24:16

○A99.84.212.1572026-04-03 → 2026-04-04 · 5 obs

○ 2026-02-20 13:40:58
● 2026-04-03 05:35:26
● 2026-04-04 15:05:22
○ 2026-04-06 18:08:18
○ 2026-04-13 19:24:16

○A99.84.212.1622026-04-03 → 2026-04-04 · 5 obs

○ 2026-02-20 13:40:58
● 2026-04-03 05:35:26
● 2026-04-04 15:05:22
○ 2026-04-06 18:08:18
○ 2026-04-13 19:24:16

○A99.84.212.692026-04-03 → 2026-04-04 · 5 obs

○ 2026-02-20 13:40:58
● 2026-04-03 05:35:26
● 2026-04-04 15:05:22
○ 2026-04-06 18:08:18
○ 2026-04-13 19:24:16

○A99.84.212.752026-04-03 → 2026-04-04 · 5 obs

○ 2026-02-20 13:40:58
● 2026-04-03 05:35:26
● 2026-04-04 15:05:22
○ 2026-04-06 18:08:18
○ 2026-04-13 19:24:16

○A99.86.132.1342026-04-06 → 2026-04-06 · 4 obs

○ 2026-04-04 15:05:22
● 2026-04-06 18:08:18
○ 2026-04-07 14:56:26
○ 2026-04-13 19:24:16

○A99.86.132.1502026-04-06 → 2026-04-06 · 4 obs

○ 2026-04-04 15:05:22
● 2026-04-06 18:08:18
○ 2026-04-07 14:56:26
○ 2026-04-13 19:24:16

○A99.86.132.172026-04-06 → 2026-04-06 · 4 obs

○ 2026-04-04 15:05:22
● 2026-04-06 18:08:18
○ 2026-04-07 14:56:26
○ 2026-04-13 19:24:16

○A99.86.132.742026-04-06 → 2026-04-06 · 4 obs

○ 2026-04-04 15:05:22
● 2026-04-06 18:08:18
○ 2026-04-07 14:56:26
○ 2026-04-13 19:24:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
re	d.nic.fr, f.ext.nic.fr, g.ext.nic.fr	6 records
stfi.re	ns-1151.awsdns-15.org, ns-2004.awsdns-58.co.uk, ns-170.awsdns-21.com, ns-832.awsdns-40.net	-

✅ Authoritative Response

Server:205.251.196.127

NS records: ns-1151.awsdns-15.org, ns-2004.awsdns-58.co.uk, ns-170.awsdns-21.com, ns-832.awsdns-40.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stfi.re (unsigned zone)

⏱️ Timing

Total: 544ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.167.54.22, 3.167.54.53...`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (d.nic.fr, d.nic.fr, f.ext.nic.fr...)

Analysis

Hierarchy

datasciencecentral.stfi.re is the parent of www.datasciencecentral.stfi.re.

IP Addresses

datasciencecentral.stfi.re points to four IP numbers: 3.167.54.22, 3.167.54.25, 3.167.54.51 and 3.167.54.53.

Other host names including clevelandclinic.stfi.re, businessinsider.stfi.re, buzzfeed.stfi.re, now.howstuffworks.stfi.re and playfullearning.stfi.re share IP numbers with datasciencecentral.stfi.re.

datasciencecentral.stfi.re - robtex.com