`api.21exch.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:24dc^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:c802^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.220^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.2^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.36.220, 172.67.200.2
		IPv6	2606:4700:3030::6815:24dc, 2606:4700:3035::ac43:c802

`21exch.com`

	DNSSEC	⚠️ Not signed
	A	2600:9000:27c5:600:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:e00:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:3200:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:4000:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:6e00:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:7600:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:a600:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	2600:9000:27c5:f400:12:66d4:c440:93a1^{🇺🇸 Amazon2600:9000:27c5::/48}
	A	3.168.102.32^{🇺🇸 Amazon3.168.96.0/21}
	A	3.168.102.77^{🇺🇸 Amazon3.168.96.0/21}
	A	3.168.102.92^{🇺🇸 Amazon3.168.96.0/21}
	A	3.168.102.128^{🇺🇸 Amazon3.168.96.0/21}
	NS	`buck.ns.cloudflare.com` ⭐
	NS	`dee.ns.cloudflare.com`
	HTTPS	HTTP/2, HTTP/3
	SOA	`buck.ns.cloudflare.com`dns@cloudflare.com serial=2395010914

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DNS History

4 records (4 active, 0 former)

●A104.21.36.2202026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 11:33:38
● 2026-02-26 15:18:32

●A172.67.200.22026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 11:33:38
● 2026-02-26 15:18:32

●A2606:4700:3030::6815:24dc2026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 11:33:38
● 2026-02-26 15:18:32

●A2606:4700:3035::ac43:c8022026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 11:33:38
● 2026-02-26 15:18:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
21exch.com	dee.ns.cloudflare.com, buck.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.78

NS records: dee.ns.cloudflare.com, buck.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21exch.com (unsigned zone)

⏱️ Timing

Total: 161ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.2, 104.21.36.220`
AAAA	2	`2606:4700:3035::ac43:c802, 2606:4700:3030::6815:24dc`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

AI analysis

api.21exch.com resolves to four IP numbers: 2606:4700:3030::6815:24dc, 2606:4700:3035::ac43:c802, 104.21.36.220 and 172.67.200.2.

other host names for instance ns1.letmecode.ru, www.chimineasinc.com, lykjjx.com, airporthaber.com and dtol.cn share IP numbers with api.21exch.com.

api.21exch.com - robtex.com

api.21exch.com

21exch.com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

AI analysis

`api.21exch.com`

`21exch.com`