🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`1sfx.cc`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:dd65^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:332e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.46^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.101^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nero.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c1c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nero.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c31c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nero.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:231c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nero.ns.cloudflare.com`
		A	108.162.195.28^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nero.ns.cloudflare.com`
		A	162.159.44.28^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nero.ns.cloudflare.com`
		A	172.64.35.28^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nero.ns.cloudflare.com`
NS	`rosalyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:263b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalyn.ns.cloudflare.com`
		A	108.162.194.59^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	162.159.38.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	172.64.34.59^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.51.46, 172.67.221.101
		IPv6 hints	2606:4700:3032::ac43:dd65, 2606:4700:3036::6815:332e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOA	`nero.ns.cloudflare.com`dns@cloudflare.com serial=2408960740

`cc`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ac1.nstld.com` ⭐
	NS	`ac2.nstld.com`
	NS	`ac3.nstld.com`
	NS	`ac4.nstld.com`
	SOA	`ac1.nstld.com`info@verisign-grs.com serial=1786928086

⚠️ On DNS blocklist: spam-tlds

Same first word

1sfx.com

1sfx.cc

Similar names

x1sf.com

f1sx.com

fx1s.com

fxs1.ru

fxs1.de

sxf1.cn

f1xs.com

1fxs.com

1xsf.com

fxs1.com

sxf1.com

sfx1.be

fsx1.com

DNS History

14 records (6 active, 8 former)

●NSnero.ns.cloudflare.com2026-08-04 → 2026-08-17 · 2 obs

● 2026-08-04 03:40:50
● 2026-08-17 01:25:14

●NSrosalyn.ns.cloudflare.com2026-08-04 → 2026-08-17 · 2 obs

● 2026-08-04 03:40:50
● 2026-08-17 01:25:14

●A104.21.51.462026-08-04 → 2026-08-17 · 17 obs

○ 2026-08-04 03:40:50
● 2026-08-04 05:20:32
○ 2026-08-04 17:06:22
● 2026-08-04 20:07:54
○ 2026-08-05 08:00:28
● 2026-08-05 10:24:44
○ 2026-08-06 20:48:04
● 2026-08-07 02:09:30
○ 2026-08-08 11:16:44
● 2026-08-08 14:41:18
○ 2026-08-08 17:19:14
● 2026-08-08 19:10:28
○ 2026-08-09 14:13:48
● 2026-08-10 02:31:34
○ 2026-08-16 15:26:18
● 2026-08-16 20:24:10
● 2026-08-17 01:25:14

●A172.67.221.1012026-08-04 → 2026-08-17 · 17 obs

○A188.114.96.02026-08-04 → 2026-08-16 · 15 obs

● 2026-08-04 03:40:50
○ 2026-08-04 05:20:32
● 2026-08-04 17:06:22
○ 2026-08-04 20:07:54
● 2026-08-05 08:00:28
○ 2026-08-05 10:24:44
● 2026-08-06 20:48:04
○ 2026-08-07 02:09:30
● 2026-08-08 17:19:14
○ 2026-08-08 19:10:28
● 2026-08-09 14:13:48
○ 2026-08-10 02:31:34
● 2026-08-16 15:26:18
○ 2026-08-16 20:24:10
○ 2026-08-17 01:25:14

○A188.114.96.42026-08-08 → 2026-08-08 · 4 obs

○ 2026-08-07 02:09:30
● 2026-08-08 11:16:44
○ 2026-08-08 14:41:18
○ 2026-08-17 01:25:14

○A188.114.97.02026-08-04 → 2026-08-16 · 15 obs

○A188.114.97.42026-08-08 → 2026-08-08 · 4 obs

○ 2026-08-07 02:09:30
● 2026-08-08 11:16:44
○ 2026-08-08 14:41:18
○ 2026-08-17 01:25:14

●A2606:4700:3032::ac43:dd652026-08-04 → 2026-08-17 · 17 obs

●A2606:4700:3036::6815:332e2026-08-04 → 2026-08-17 · 17 obs

○A2a06:98c1:3120::2026-08-04 → 2026-08-16 · 15 obs

● 2026-08-04 03:40:50
○ 2026-08-04 05:20:32
● 2026-08-04 17:06:22
○ 2026-08-04 20:07:54
● 2026-08-05 08:00:28
○ 2026-08-05 09:05:20
● 2026-08-06 22:29:28
○ 2026-08-07 02:09:30
● 2026-08-08 17:19:14
○ 2026-08-08 19:10:28
● 2026-08-09 14:13:48
○ 2026-08-10 02:31:34
● 2026-08-16 15:26:18
○ 2026-08-16 20:24:10
○ 2026-08-17 01:25:14

○A2a06:98c1:3120::42026-08-05 → 2026-08-08 · 8 obs

○ 2026-08-05 08:00:28
● 2026-08-05 09:05:20
○ 2026-08-05 10:24:44
● 2026-08-06 20:48:04
○ 2026-08-06 22:29:28
● 2026-08-08 11:16:44
○ 2026-08-08 14:41:18
○ 2026-08-17 01:25:14

○A2a06:98c1:3121::2026-08-04 → 2026-08-16 · 15 obs

○A2a06:98c1:3121::42026-08-05 → 2026-08-08 · 8 obs

○ 2026-08-05 08:00:28
● 2026-08-05 09:05:20
○ 2026-08-05 10:24:44
● 2026-08-06 20:48:04
○ 2026-08-06 22:29:28
● 2026-08-08 11:16:44
○ 2026-08-08 14:41:18
○ 2026-08-17 01:25:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cc	ac3.nstld.com, ac4.nstld.com, ac1.nstld.com, ac2.nstld.com	8 records
1sfx.cc	nero.ns.cloudflare.com, rosalyn.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.59

NS records: nero.ns.cloudflare.com, rosalyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1sfx.cc (unsigned zone)

⏱️ Timing

Total: 765ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.51.46, 172.67.221.101`
AAAA	2	`2606:4700:3036::6815:332e, 2606:4700:3032::ac43:dd65`
NS	2	`nero.ns.cloudflare.com, rosalyn.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nero.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ac4.nstld.com, ac3.nstld.com, ac2.nstld.com...)

Analysis

IP Addresses

1sfx.cc has four IP addresses: 104.21.51.46, 172.67.221.101, 2606:4700:3032::ac43:dd65 and 2606:4700:3036::6815:332e.

hipmijakarta.org, www.damrongdhamakk.go.th, trackbackcenter.com and two other host names share IP numbers with 1sfx.cc.

Name Servers

1sfx.cc has two authoritative name servers — nero.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

1sfx.cc uses the same name servers as several other domains — among them leblongroup.org, 9c0mic.com, f5baihe.com and two more.

1sfx.cc partially shares its NS delegation with several other domains, including casinoprestigeonline.com, 103443.com, remixpros.com and two others.

These name servers regularly co-occur with the name servers chan.ns.cloudflare.com, magdalena.ns.cloudflare.com and rosalie.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

nero.ns.cloudflare.com points to 108.162.195.28, 162.159.44.28, 172.64.35.28 and 3 other IP addresses.

rosalyn.ns.cloudflare.com points to 108.162.194.59, 162.159.38.59, 172.64.34.59 and 3 other IP addresses.

1sfx.cc - robtex.com

1sfx.cc

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