help.catchletter.com - dns.ninja

`help.catchletter.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5ec9^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:8bbb^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.94.201^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.187^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.94.201, 172.67.139.187
		IPv6 hints	2606:4700:3030::6815:5ec9, 2606:4700:3036::ac43:8bbb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com

`catchletter.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5ec9^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:8bbb^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.94.201^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.187^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`melissa.ns.cloudflare.com` ⭐
NS	`michael.ns.cloudflare.com`
MX	`mail.catchletter.com` ⭐
TXT	`v=spf1 ip4:136.0.106.0/24 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.94.201, 172.67.139.187
		IPv6 hints	2606:4700:3030::6815:5ec9, 2606:4700:3036::ac43:8bbb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`melissa.ns.cloudflare.com`dns@cloudflare.com serial=2406701342

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DNS History

6 records (4 active, 2 former)

○MXmail.eye-mail.net2026-07-17 → 2026-07-17 · 2 obs

○ 2026-07-17 09:17:58
○ 2026-07-17 09:18:00

●A104.21.94.2012026-07-17 → 2026-07-17 · 2 obs

● 2026-07-17 09:17:58
● 2026-07-17 09:18:00

●A172.67.139.1872026-07-17 → 2026-07-17 · 2 obs

● 2026-07-17 09:17:58
● 2026-07-17 09:18:00

●A2606:4700:3030::6815:5ec92026-07-17 → 2026-07-17 · 2 obs

● 2026-07-17 09:17:58
● 2026-07-17 09:18:00

●A2606:4700:3036::ac43:8bbb2026-07-17 → 2026-07-17 · 2 obs

● 2026-07-17 09:17:58
● 2026-07-17 09:18:00

○A91.195.240.122026-07-17 → 2026-07-17 · 2 obs

○ 2026-07-17 09:17:58
○ 2026-07-17 09:18:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net...	-
catchletter.com	melissa.ns.cloudflare.com, michael.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.199

NS records: melissa.ns.cloudflare.com, michael.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for catchletter.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.187, 104.21.94.201`
AAAA	2	`2606:4700:3030::6815:5ec9, 2606:4700:3036::ac43:8bbb`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

help.catchletter.com resolves to four IP addresses: 104.21.94.201, 172.67.139.187, 2606:4700:3030::6815:5ec9 and 2606:4700:3036::ac43:8bbb.

Among the host names that share IP numbers with help.catchletter.com are sarkarivle.com, besiringan.site, www.premierbetpartners.com and two others.