`rum9.perf.linkedin.com`

	CNAME	`linkedin.map.fastly.net`
	DNSSEC	⚠️ Not signed
	A	2a04:4e42:56::810^{🇺🇸 Fastly2a04:4e42:56::/48}
	A	199.232.39.42^{🇺🇸 Fastly199.232.36.0/22}

`perf.linkedin.com`

DNSSEC

⚠️ Not signed

WOT: SAFE (64/100)
WOT: SAFE (78/100)

Same first word

rum9.se

rum9.com

Similar names

mur9.at

9rum.cc

DNS History

5 records (1 active, 4 former)

○A108.174.13.102016-12-27 → 2016-12-27 · 3 obs

● 2016-12-27 19:07:58
○ 2019-09-05 02:05:58
○ 2026-05-11 04:15:14

○A2620:109:c001::6cae:d0a2016-12-27 → 2016-12-27 · 3 obs

● 2016-12-27 19:07:58
○ 2019-09-05 02:05:58
○ 2026-05-11 04:15:14

○CNAME2-01-2c3e-005a.cdx.cedexis.net2019-09-05 → 2019-10-17 · 5 obs

○ 2016-12-27 19:07:58
● 2019-09-05 02:05:58
● 2019-10-17 19:41:48
○ 2026-03-08 21:56:16
○ 2026-05-11 04:15:14

○CNAMEac.perf.linkedin.com2016-12-27 → 2016-12-27 · 3 obs

● 2016-12-27 19:07:58
○ 2019-09-05 02:05:58
○ 2026-05-11 04:15:14

●CNAMElinkedin.map.fastly.net2026-03-08 → 2026-05-11 · 3 obs

○ 2019-10-17 19:41:48
● 2026-03-08 21:56:16
● 2026-05-11 04:15:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
linkedin.com	dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net...	-

✅ Authoritative Response

Server:150.171.16.42

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: 64ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`linkedin.map.fastly.net`

Analysis

IP Addresses

rum9.perf.linkedin.com points to two IPs: 2a04:4e42:56::810 and 199.232.39.42.

Other host names, for example, linkedin.map.fastly.net share IP numbers with rum9.perf.linkedin.com.

rum9.perf.linkedin.com - robtex.com