`rum22.perf.linkedin.com`

	CNAME	`www.linkedin.com.cdn.cloudflare.net`
	DNSSEC	⚠️ Not signed
	A	2606:4700:4407::ac40:92d7^{🇺🇸 Cloudflare2606:4700:4407::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	2a06:98c1:3102::6812:2929^{🇺🇸 Cloudflare2a06:98c1:3102::/48}
	A	104.18.41.41^{Cloudflare104.18.41.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	172.64.146.215^{🇺🇸 Cloudflare172.64.146.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`perf.linkedin.com`

DNSSEC

⚠️ Not signed

⚠️ On DNS blocklist: pro.plus, ultimate
WOT: SAFE (64/100)
WOT: SAFE (78/100)

DNS History

1 record (1 active, 0 former)

●CNAMEwww.linkedin.com.cdn.cloudflare.net2026-02-15 → 2026-05-12 · 2 obs

● 2026-02-15 02:57:38
● 2026-05-12 11:02:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
linkedin.com	dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net...	1 record

✅ Authoritative Response

Server:198.51.44.9

NS records: dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net, ns3-42.azure-dns.org, ns4-42.azure-dns.info, ns1-42.azure-dns.com, ns2-42.azure-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linkedin.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`www.linkedin.com.cdn.cloudflare.net`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns1-42.azure-dns.com)

Analysis

IP Addresses

rum22.perf.linkedin.com maps to four IP numbers: 2606:4700:4407::ac40:92d7, 2a06:98c1:3102::6812:2929, 104.18.41.41 and 172.64.146.215.

Other host names such as commcloud.prod-bczj-revolutionbeauty-com.cc-ecdn.net.cdn.cloudflare.net, www.linkedin.com.cdn.cloudflare.net, revolutionbeauty.com, test-microsite-new-version-sandbox02.sandbox.vf-test.engineering.vodafone.com and gruber.info share IPs with rum22.perf.linkedin.com.

rum22.perf.linkedin.com - robtex.com