sf255.com - robtex.com
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 | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@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.netnstld@verisign-grs.com serial=1774633287 | ||||||
Same first word
sf255.com |
Similar names
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
○ 2026-03-27 18:01:24
● 2019-12-26 22:09:08
○ 2026-03-14 03:58:30
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2019-12-26 22:09:08
○ 2026-03-14 03:58:30
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2026-03-14 03:58:30
○ 2026-03-23 10:18:26
○ 2026-03-27 18:01:24
●NSns1.judns.com2026-03-23 → 2026-03-27 · 3 obs
○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
●NSns1.julydns.com2026-03-23 → 2026-03-27 · 3 obs
○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2026-03-14 03:58:30
○ 2026-03-23 10:18:26
○ 2026-03-27 18:01:24
●NSns2.judns.com2026-03-23 → 2026-03-27 · 3 obs
○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
●NSns2.julydns.com2026-03-23 → 2026-03-27 · 3 obs
○ 2026-03-14 03:58:30
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
● 2026-03-23 10:18:26
● 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-03-29 01:05:24
● 2016-12-11 01:48:56
○ 2019-12-26 22:09:08
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-03-29 01:05:24
● 2016-12-11 01:48:56
○ 2019-12-26 22:09:08
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-03-27 18:01:24
●A103.43.9.2472026-03-14 → 2026-03-27 · 3 obs
○ 2019-12-26 22:09:08
● 2026-03-14 03:58:30
● 2026-03-27 18:01:24
● 2026-03-14 03:58:30
● 2026-03-27 18:01:24
○A103.43.9.2482026-03-14 → 2026-03-27 · 2 obs
○ 2026-03-14 03:58:30
○ 2026-03-27 18:01:24
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2019-12-26 22:09:08
○ 2026-03-14 03:58:30
○ 2026-03-27 18:01:24
○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
○ 2026-03-27 18:01:24
● 2016-01-01 04:53:00
○ 2016-03-29 01:05:24
○ 2026-03-27 18:01:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net... | - |
| sf255.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sf255.com (unsigned zone)
⏱️ Timing
Total: 601ms | 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
IP Addresses
sf255.com resolves to one IP number: 103.43.9.247.
Name Servers
sf255.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
sf255.com at least partially shares name servers with other domains, for instance tangnang.cn, gift4you.cc, irobocon.com, fvmmxf.cn and xbmt.net.
Host names with one IP:
ns1.judns.com points to 47.97.51.45
ns2.judns.com points to 162.159.27.251
ns1.julydns.com points to 47.97.51.45
ns2.julydns.com points to 162.159.48.223
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com