`c.thredup.com`

DNSSEC	⚠️ Not signed
A	52.4.144.232^{🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix}
		PTR	`ec2-52-4-144-232.compute-1.amazonaws.com`
A	52.22.223.6^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
NS	`ns-1607.awsdns-08.co.uk` ⭐
		A	2600:9000:5306:4700::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1607.awsdns-08.co.uk`
		A	205.251.198.71^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1607.awsdns-08.co.uk`
NS	`ns-1356.awsdns-41.org`
		A	2600:9000:5305:4c00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1356.awsdns-41.org`
		A	205.251.197.76^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1356.awsdns-41.org`
NS	`ns-433.awsdns-54.com`
		A	2600:9000:5301:b100::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-433.awsdns-54.com`
		A	205.251.193.177^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-433.awsdns-54.com`
NS	`ns-881.awsdns-46.net`
		A	2600:9000:5303:7100::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-881.awsdns-46.net`
		A	205.251.195.113^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-881.awsdns-46.net`
SOA	`ns-1607.awsdns-08.co.uk`awsdns-hostmaster@amazon.com serial=1

`thredup.com`

DNSSEC	⚠️ Not signed
A	2606:4700:4403::ac40:99e3^{🇺🇸 Cloudflare2606:4700:4403::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2a06:98c1:3102::6812:221d^{🇺🇸 Cloudflare2a06:98c1:3102::/48} ✓ In HTTPS hints
A	104.18.34.29^{Cloudflare104.18.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.153.227^{🇺🇸 Cloudflare172.64.153.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`matt.ns.cloudflare.com` ⭐
NS	`rose.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
TXT	`ZOOM_verify_jMbwk7RvS-6KRcMPkOEZBQ`
TXT	`anthropic-domain-verification-w2g5b4=TGxnCek1IBnoRv74MzGUBaYDt`
TXT	`apple-domain-verification=bT6yCwvc30DYqxJB`
TXT	`atlassian-domain-verification=fslBjAbcd-vVhGAaH2KGU9JEFwoEcsO5pInSJdqjC2E9IbQ...`
TXT	`atlassian-sending-domain-verification=de00a903-afd0-4934-a75f-bb8797d69857`
TXT	`autodesk-domain-verification=2Du_mj9bs1wHofa4Z_yI`
TXT	`cursor-domain-verification-sjg9cx=dBdEfZUXoYQWAdHoe2btchIol`
TXT	`docker-verification=756a3f11-4a7b-404d-b447-6ca71764deaa`
TXT	`google-site-verification=VETlpyhqiEfo2130ijDSpf2wUAQhX7swz7kx2H-EDc8`
TXT	`google-site-verification=h06Cb14BNzYT0xXPlxkEGtGTnPzMSjeExfZ2uN0aw1o`
TXT	`google-site-verification=iM58hrrjuJsIGLxqvxHKHlUXb5B-LDbfW8GcT8fTGuw`
TXT	`google-site-verification=p3UC1ijOQUQb-TnN4rREqkBn1HvW7RuXzSYODtUKkBU`
TXT	`google-site-verification=rj_0ymt4dyJCTnfDei8aLrFYp6MuVdVcwACznhuVC9g`
TXT	`google-site-verification=uJkKrzbanSRn3ESWbuJLMXEAgbMqVOTsxRhlW4muCTk`
TXT	`hubspot-domain-verification=OWRhYjM4NTctMmQ4Ni00NTc4LTkxMzUtMjFlZGY5MWM1ZGJj`
TXT	`jamf-site-verification=9sxew2FlrGYaqpNVQTq9VQ`
TXT	`linear-domain-verification=4a4bxcvqegys`
TXT	`mongodb-site-verification=pOjYl5c9PpBU0bqXPwq5aTuwD3E9asIO`
TXT	`openai-domain-verification=dv-KllR9u2XKCHyjW3NUz2AWD4R`
TXT	`parallels-domain-verification=5b616b6cbbff4b548901eef871d2b275d7b353ed025f41b...`
TXT	`slack-domain-verification=PDuGdhTbzaRGPbNuEwfHhHBNebaXcEKfeXSs90DV`
TXT	`spf2.0/pra include:spf.mandrillapp.com include:servers.mcsv.net include:_spf....`
TXT	`stripe-verification=A37B9A704BCC3FF778D81A0C8B448F1505C9B109A8A698EACD1625745...`
TXT	`uber-domain-verification=713bdcf9-176c-4cb3-881b-791f28dfe4e2`
TXT	`v=spf1 include:spf.mandrillapp.com include:servers.mcsv.net include:_spf.goog...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.18.34.29, 172.64.153.227
		IPv6 hints	2606:4700:4403::ac40:99e3, 2a06:98c1:3102::6812:221d
SOA	`matt.ns.cloudflare.com`dns@cloudflare.com serial=2403720781

⚠️ On DNS blocklist: light, multi, pro, pro.plus, ultimate
WOT: SAFE (62/100)
rank #9440 globally
rank #4631 in the tld
WOT: SAFE (69/100)
📈 Tranco rank: #7,025

Same first word

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DNS History

8 records (6 active, 2 former)

●NSns-1356.awsdns-41.org2026-03-16 → 2026-05-10 · 2 obs

● 2026-03-16 13:09:34
● 2026-05-10 03:34:48

●NSns-1607.awsdns-08.co.uk2026-03-16 → 2026-05-10 · 2 obs

● 2026-03-16 13:09:34
● 2026-05-10 03:34:48

●NSns-433.awsdns-54.com2026-03-16 → 2026-05-10 · 2 obs

● 2026-03-16 13:09:34
● 2026-05-10 03:34:48

●NSns-881.awsdns-46.net2026-03-16 → 2026-05-10 · 2 obs

● 2026-03-16 13:09:34
● 2026-05-10 03:34:48

●A52.22.223.62026-05-10 → 2026-05-10 · 2 obs

○ 2026-03-16 13:09:34
● 2026-05-10 03:34:48

●A52.4.144.2322026-05-10 → 2026-05-10 · 2 obs

○ 2026-03-16 13:09:34
● 2026-05-10 03:34:48

○A98.85.197.1162026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 13:09:34
○ 2026-05-10 03:34:48

○A98.89.108.1382026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 13:09:34
○ 2026-05-10 03:34:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thredup.com	matt.ns.cloudflare.com, rose.ns.cloudflare.com	12 records
c.thredup.com	ns-1356.awsdns-41.org, ns-1607.awsdns-08.co.uk, ns-433.awsdns-54.com, ns-881.awsdns-46.net	-

✅ Authoritative Response

Server:205.251.195.113

NS records: ns-1356.awsdns-41.org, ns-1607.awsdns-08.co.uk, ns-433.awsdns-54.com, ns-881.awsdns-46.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thredup.com (unsigned zone)

⏱️ Timing

Total: 338ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.22.223.6, 52.4.144.232`
NS	4	`ns-1356.awsdns-41.org, ns-1607.awsdns-08.co.uk...`
SOA	1	`ns-1607.awsdns-08.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

c.thredup.com points to two IP numbers: 52.4.144.232 and 52.22.223.6.

Other host names, for instance ec2-52-22-223-6.compute-1.amazonaws.com share IP numbers with c.thredup.com.

Name Servers

c.thredup.com is delegated to four name servers: ns-433.awsdns-54.com, ns-881.awsdns-46.net, ns-1356.awsdns-41.org and ns-1607.awsdns-08.co.uk.

c.thredup.com at least partially shares name servers with other domains, for instance futrixsupport.com, ngn-insight.com, altamira.sk, flordis.com.au and smartfitnesscpr.com.

Host names with two IP numbers: ns-433.awsdns-54.com points to 2600:9000:5301:b100::1 and 205.251.193.177; ns-881.awsdns-46.net points to 2600:9000:5303:7100::1 and 205.251.195.113; ns-1356.awsdns-41.org points to 2600:9000:5305:4c00::1 and 205.251.197.76; ns-1607.awsdns-08.co.uk points to 2600:9000:5306:4700::1 and 205.251.198.71.

c.thredup.com - robtex.com

c.thredup.com

thredup.com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`c.thredup.com`

`thredup.com`