`mail.user-coinbase.support`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b386^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2b7e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.126^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.134^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.43.126, 172.67.179.134
		IPv6 hints	2606:4700:3032::ac43:b386, 2606:4700:3033::6815:2b7e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com

`user-coinbase.support`

	DNSSEC	⚠️ Not signed
	NS	`alan.ns.cloudflare.com` ⭐
	NS	`sierra.ns.cloudflare.com`
	MX	`_dc-mx.5a826f0a5d3c.user-coinbase.support` ⭐
	TXT	`v=spf1 a mx include:relay.mailchannels.net ~all`
	SOA	`alan.ns.cloudflare.com`dns@cloudflare.com serial=2400233728

⚠️ On DNS blocklist: tif
⚠️ On DNS blocklist: tif

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DNS History

8 records (4 active, 4 former)

●A104.21.43.1262026-03-27 → 2026-05-13 · 4 obs

● 2026-03-27 22:16:04
○ 2026-04-09 18:24:14
● 2026-05-01 15:17:08
● 2026-05-13 15:35:14

●A172.67.179.1342026-03-27 → 2026-05-13 · 4 obs

● 2026-03-27 22:16:04
○ 2026-04-09 18:24:14
● 2026-05-01 15:17:08
● 2026-05-13 15:35:14

○A188.114.96.02026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-27 22:16:04
● 2026-04-09 18:24:14
○ 2026-05-01 15:17:08
○ 2026-05-13 15:35:14

○A188.114.97.02026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-27 22:16:04
● 2026-04-09 18:24:14
○ 2026-05-01 15:17:08
○ 2026-05-13 15:35:14

●A2606:4700:3032::ac43:b3862026-03-27 → 2026-05-13 · 4 obs

● 2026-03-27 22:16:04
○ 2026-04-09 18:24:14
● 2026-05-01 15:17:08
● 2026-05-13 15:35:14

●A2606:4700:3033::6815:2b7e2026-03-27 → 2026-05-13 · 4 obs

● 2026-03-27 22:16:04
○ 2026-04-09 18:24:14
● 2026-05-01 15:17:08
● 2026-05-13 15:35:14

○A2a06:98c1:3120::2026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-27 22:16:04
● 2026-04-09 18:24:14
○ 2026-05-01 15:17:08
○ 2026-05-13 15:35:14

○A2a06:98c1:3121::2026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-27 22:16:04
● 2026-04-09 18:24:14
○ 2026-05-01 15:17:08
○ 2026-05-13 15:35:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
support	v0n1.nic.support, v0n2.nic.support, v2n1.nic.support, v2n0.nic.support...	12 records
user-coinbase.support	sierra.ns.cloudflare.com, alan.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.57

NS records: sierra.ns.cloudflare.com, alan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for user-coinbase.support (unsigned zone)

⏱️ Timing

Total: 222ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.43.126, 172.67.179.134`
AAAA	2	`2606:4700:3033::6815:2b7e, 2606:4700:3032::ac43:b386`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.support, v2n0.nic.support, v0n3.nic.support...)

Analysis

IP Addresses

mail.user-coinbase.support resolves to four IP numbers: 2606:4700:3032::ac43:b386, 2606:4700:3033::6815:2b7e, 104.21.43.126 and 172.67.179.134.

Other host names such as vnstream.io.vn, emc-mee.com, colego.dk, nj43z.cn and www.aaaopen.locker share IPs with mail.user-coinbase.support.

mail.user-coinbase.support - robtex.com