`csfbconferences.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:9e54^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:425b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.91^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.84^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nicole.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nicole.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nicole.ns.cloudflare.com`
		A	108.162.192.211^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	172.64.32.211^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	173.245.58.211^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
NS	`phil.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c189^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`phil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2189^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`phil.ns.cloudflare.com`
		A	108.162.193.137^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	172.64.33.137^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	173.245.59.137^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.91, 172.67.158.84
		IPv6 hints	2606:4700:3033::ac43:9e54, 2606:4700:3037::6815:425b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com
SOA	`nicole.ns.cloudflare.com`dns@cloudflare.com serial=2400452057

`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=1776067792

Same first word

csfbconferences.com

DNS History

6 records (6 active, 0 former)

●NSnicole.ns.cloudflare.com2026-03-16 → 2026-04-13 · 2 obs

● 2026-03-16 17:22:08
● 2026-04-13 08:16:26

●NSphil.ns.cloudflare.com2026-03-16 → 2026-04-13 · 2 obs

● 2026-03-16 17:22:08
● 2026-04-13 08:16:26

●A104.21.66.912026-03-16 → 2026-04-13 · 2 obs

● 2026-03-16 17:22:08
● 2026-04-13 08:16:26

●A172.67.158.842026-03-16 → 2026-04-13 · 2 obs

● 2026-03-16 17:22:08
● 2026-04-13 08:16:26

●A2606:4700:3033::ac43:9e542026-03-16 → 2026-04-13 · 2 obs

● 2026-03-16 17:22:08
● 2026-04-13 08:16:26

●A2606:4700:3037::6815:425b2026-03-16 → 2026-04-13 · 2 obs

● 2026-03-16 17:22:08
● 2026-04-13 08:16:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
csfbconferences.com	phil.ns.cloudflare.com, nicole.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.211

NS records: phil.ns.cloudflare.com, nicole.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csfbconferences.com (unsigned zone)

⏱️ Timing

Total: 119ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.84, 104.21.66.91`
AAAA	2	`2606:4700:3037::6815:425b, 2606:4700:3033::ac43:9e54`
NS	2	`nicole.ns.cloudflare.com, phil.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nicole.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

csfbconferences.com refers to four IP numbers: 2606:4700:3033::ac43:9e54, 2606:4700:3037::6815:425b, 104.21.66.91 and 172.67.158.84.

Other host names, for instance acs-rp7-coll-04.cloudservices.ad, volosminibus.com, bangaloreinternationalcentre.org, woodyschairshop.com and www.dqsale.com share IP numbers with csfbconferences.com.

Name Servers

csfbconferences.com's delegation uses two name servers: nicole.ns.cloudflare.com and phil.ns.cloudflare.com.

csfbconferences.com uses the same name server setup as other domains, such as aar.edu.pt, ibscenter.net, selthorynce.com, eventiyoga.it and publichousepub.com.

csfbconferences.com at least partially shares name servers with other domains, including abt-mx.com, qdyinuozi.com, imppc2019.org, henshalls.com and gad-lx.com.

These name servers are commonly used with harley.ns.cloudflare.com, norah.ns.cloudflare.com and peyton.ns.cloudflare.com.

Host names with six IP numbers:

nicole.ns.cloudflare.com points to 2606:4700:50::adf5:3ad3, 2803:f800:50::6ca2:c0d3, 2a06:98c1:50::ac40:20d3, 108.162.192.211, 172.64.32.211 and 173.245.58.211.

phil.ns.cloudflare.com points to 2606:4700:58::adf5:3b89, 2803:f800:50::6ca2:c189, 2a06:98c1:50::ac40:2189, 108.162.193.137, 172.64.33.137 and 173.245.59.137.

csfbconferences.com - robtex.com