sf255.com - dns.ninja

`sf255.com`

DNSSEC	⚠️ Not signed
A	103.43.9.247^{🇭🇰 AS35876103.43.9.0/24 Proxy-registered route object}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1773486648

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785249642

Subdomains

www.sf255.com

Same first word

sf255.com

Similar names

255sf.com

525sf.com

DNS History

18 records (5 active, 13 former)

○NSjm1.dns.com2019-12-26 → 2019-12-26 · 4 obs

○ 2016-12-11 01:48:56
● 2019-12-26 22:09:08
○ 2026-03-14 03:58:30
○ 2026-07-28 15:04:32

○NSjm2.dns.com2019-12-26 → 2019-12-26 · 4 obs

○ 2016-12-11 01:48:56
● 2019-12-26 22:09:08
○ 2026-03-14 03:58:30
○ 2026-07-28 15:04:32

○NSns1.dnsip.com2026-03-14 → 2026-03-14 · 4 obs

○ 2019-12-26 22:09:08
● 2026-03-14 03:58:30
○ 2026-03-23 10:18:26
○ 2026-07-28 15:04:32

●NSns1.judns.com2026-03-23 → 2026-07-28 · 3 obs

○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-07-28 15:04:32

●NSns1.julydns.com2026-03-23 → 2026-07-28 · 3 obs

○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-07-28 15:04:32

○NSns2.dnsip.com2026-03-14 → 2026-03-14 · 4 obs

○ 2019-12-26 22:09:08
● 2026-03-14 03:58:30
○ 2026-03-23 10:18:26
○ 2026-07-28 15:04:32

●NSns2.judns.com2026-03-23 → 2026-07-28 · 3 obs

○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-07-28 15:04:32

●NSns2.julydns.com2026-03-23 → 2026-07-28 · 3 obs

○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-07-28 15:04:32

○NSns4.dnsdun.net2016-03-29 → 2016-12-11 · 5 obs

○ 2016-01-01 04:53:00
● 2016-03-29 01:05:24
● 2016-12-11 01:48:56
○ 2019-12-26 22:09:08
○ 2026-07-28 15:04:32

○NSns6.dnsdun.com2016-03-29 → 2016-12-11 · 5 obs

○ 2016-01-01 04:53:00
● 2016-03-29 01:05:24
● 2016-12-11 01:48:56
○ 2019-12-26 22:09:08
○ 2026-07-28 15:04:32

○NSns73.domaincontrol.com2015-12-15 → 2016-01-01 · 4 obs

● 2015-12-15 01:34:28
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-07-28 15:04:32

○NSns74.domaincontrol.com2015-12-15 → 2016-01-01 · 4 obs

● 2015-12-15 01:34:28
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-07-28 15:04:32

○MXmailstore1.secureserver.net2015-12-15 → 2016-01-01 · 4 obs

● 2015-12-15 01:34:28
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-07-28 15:04:32

○MXsmtp.secureserver.net2015-12-15 → 2016-01-01 · 4 obs

● 2015-12-15 01:34:28
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-07-28 15:04:32

●A103.43.9.2472026-03-14 → 2026-07-28 · 3 obs

○ 2019-12-26 22:09:08
● 2026-03-14 03:58:30
● 2026-07-28 15:04:32

○A103.43.9.2482026-03-14 → 2026-07-28 · 2 obs

○ 2026-03-14 03:58:30
○ 2026-07-28 15:04:32

○A107.160.103.2132019-12-26 → 2019-12-26 · 4 obs

○ 2016-03-29 01:05:24
● 2019-12-26 22:09:08
○ 2026-03-14 03:58:30
○ 2026-07-28 15:04:32

○A184.168.221.372015-12-15 → 2016-01-01 · 4 obs

● 2015-12-15 01:34:28
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-07-28 15:04:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...	-
sf255.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sf255.com (unsigned zone)

⏱️ Timing

Total: 240ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.43.9.247`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

Hierarchy

sf255.com serves as the parent of www.sf255.com.

IP Addresses

sf255.com points to a single IP number: 103.43.9.247.

There are other host names — www.sf255.com among them — that share IP numbers with sf255.com.

Name Servers

sf255.com has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

sf255.com has at least partial name server overlap with other domains, such as xmychy.com, gift4you.cc, xbmt.net and two others.

It is common to see these name servers used together with name servers ns1.onclouddns.com and ns2.onclouddns.com.

ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.

Host names pointing to 162.159.27.251 IP addresses: ns1.judns.com and ns2.judns.com.

Host names pointing to 162.159.48.223 IP addresses: ns1.julydns.com and ns2.julydns.com.