`tch688317.tch.quora.com`

DNSSEC	⚠️ Not signed
A	3.208.242.220^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-208-242-220.compute-1.amazonaws.com`
A	3.229.61.141^{🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix}
A	34.237.94.47^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}

`tch.quora.com`

	CNAME	`quora.com.cdn.cloudflare.net`
	DNSSEC	⚠️ Not signed
	A	162.159.152.17^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	162.159.153.247^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

WOT: UNKNOWN (76/100)
WOT: SAFE (97/100)

DNS History

16 records (3 active, 13 former)

○A100.50.61.462026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-26 03:34:38
● 2026-03-30 06:22:48
○ 2026-04-13 14:24:18
○ 2026-04-13 14:24:20

○A100.51.56.1842026-02-16 → 2026-04-13 · 2 obs

○ 2026-02-16 21:15:26
○ 2026-04-13 14:24:20

○A23.22.168.742026-03-26 → 2026-03-30 · 5 obs

○ 2026-03-12 16:36:44
● 2026-03-26 03:34:38
● 2026-03-30 06:22:48
○ 2026-04-13 14:24:18
○ 2026-04-13 14:24:20

○A3.208.118.1212026-03-26 → 2026-03-30 · 5 obs

○ 2026-03-12 16:36:44
● 2026-03-26 03:34:38
● 2026-03-30 06:22:48
○ 2026-04-13 14:24:18
○ 2026-04-13 14:24:20

○A3.208.153.1302026-02-16 → 2026-02-25 · 4 obs

● 2026-02-16 21:15:26
● 2026-02-25 06:55:30
○ 2026-03-12 16:36:44
○ 2026-04-13 14:24:20

●A3.208.242.2202026-04-13 → 2026-04-13 · 3 obs

○ 2026-03-30 06:22:48
● 2026-04-13 14:24:18
● 2026-04-13 14:24:20

○A3.212.109.2122026-03-12 → 2026-03-12 · 4 obs

○ 2026-02-25 06:55:30
● 2026-03-12 16:36:44
○ 2026-03-26 03:34:38
○ 2026-04-13 14:24:20

○A3.219.239.742026-02-16 → 2026-04-13 · 2 obs

○ 2026-02-16 21:15:26
○ 2026-04-13 14:24:20

●A3.229.61.1412026-04-13 → 2026-04-13 · 3 obs

○ 2026-03-30 06:22:48
● 2026-04-13 14:24:18
● 2026-04-13 14:24:20

●A34.237.94.472026-04-13 → 2026-04-13 · 3 obs

○ 2026-03-30 06:22:48
● 2026-04-13 14:24:18
● 2026-04-13 14:24:20

○A35.173.163.1772026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-16 21:15:26
● 2026-02-25 06:55:30
○ 2026-03-12 16:36:44
○ 2026-04-13 14:24:20

○A44.213.4.2282026-02-16 → 2026-03-12 · 4 obs

● 2026-02-16 21:15:26
● 2026-03-12 16:36:44
○ 2026-03-26 03:34:38
○ 2026-04-13 14:24:20

○A52.21.196.542026-02-16 → 2026-02-16 · 3 obs

● 2026-02-16 21:15:26
○ 2026-02-25 06:55:30
○ 2026-04-13 14:24:20

○A52.7.132.2232026-03-12 → 2026-03-12 · 4 obs

○ 2026-02-25 06:55:30
● 2026-03-12 16:36:44
○ 2026-03-26 03:34:38
○ 2026-04-13 14:24:20

○A52.71.101.1212026-03-26 → 2026-03-26 · 4 obs

○ 2026-03-12 16:36:44
● 2026-03-26 03:34:38
○ 2026-03-30 06:22:48
○ 2026-04-13 14:24:20

○CNAMEquora-prod-tch-vpc-1136165707.us-east-1.elb.amazonaws.com2018-05-19 → 2026-02-16 · 4 obs

● 2018-05-19 16:05:08
● 2026-02-16 21:15:26
○ 2026-02-25 06:55:30
○ 2026-04-13 14:24:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
quora.com	ns-673.awsdns-20.net, ns-344.awsdns-43.com, ns-1143.awsdns-14.org, ns-1573.awsdns-04.co.uk	1 record

✅ Authoritative Response

Server:205.251.198.37

NS records: ns-673.awsdns-20.net, ns-344.awsdns-43.com, ns-1143.awsdns-14.org, ns-1573.awsdns-04.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quora.com (unsigned zone)

⏱️ Timing

Total: 347ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`3.229.61.141, 34.237.94.47...`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-344.awsdns-43.com)

Analysis

IP Addresses

tch688317.tch.quora.com resolves to three IP numbers: 3.208.242.220, 3.229.61.141 and 34.237.94.47.

For instance, other host names tch805046.tch.quora.com, tch761648.tch.quora.com, tch522537.tch.quora.com, tch307420.tch.quora.com and tch596778.tch.quora.com share IP numbers with tch688317.tch.quora.com.

tch688317.tch.quora.com - robtex.com