0571syedu.com - robtex.com
0571syedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.213.158.221🇭🇰 POWERLINE-HK154.213.128.0/19 Digital Core Technology Co., Ltd | ||||||
| NS | a2.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b2.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1775801870 | ||||||
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=1778740121 | ||||||
Subdomains
www.0571syedu.com |
Same first word
0571syedu.com |
DNS History
17 records (5 active, 12 former)
●NSa.share-dns.com2026-02-16 → 2026-05-14 · 3 obs
● 2026-02-16 09:58:18
● 2026-05-14 06:36:02
●NSa2.share-dns.com2026-04-18 → 2026-05-14 · 3 obs
● 2026-04-18 00:53:20
● 2026-05-14 06:36:02
○NSa3.share-dns.com2026-02-16 → 2026-02-19 · 5 obs
● 2026-02-16 09:58:18
● 2026-02-19 23:35:02
○ 2026-04-18 00:53:20
○ 2026-05-14 06:36:02
●NSb.share-dns.net2026-02-16 → 2026-05-14 · 3 obs
● 2026-02-16 09:58:18
● 2026-05-14 06:36:02
●NSb2.share-dns.net2026-04-18 → 2026-05-14 · 3 obs
● 2026-04-18 00:53:20
● 2026-05-14 06:36:02
○NSb3.share-dns.net2026-02-16 → 2026-02-19 · 5 obs
● 2026-02-16 09:58:18
● 2026-02-19 23:35:02
○ 2026-04-18 00:53:20
○ 2026-05-14 06:36:02
○NSns1.ezdnscenter.com2015-07-15 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
○NSns2.ezdnscenter.com2015-07-15 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
○NSns3.ezdnscenter.com2015-07-15 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
○NSns4.ezdnscenter.com2015-07-15 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
○NSns5.ezdnscenter.com2015-07-15 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
○NSns6.ezdnscenter.com2015-07-15 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
○A107.151.99.612026-02-16 → 2026-02-19 · 5 obs
● 2026-02-16 09:58:18
● 2026-02-19 23:35:02
○ 2026-04-18 00:53:20
○ 2026-05-14 06:36:02
○A116.62.127.1262018-12-17 → 2018-12-17 · 4 obs
● 2018-12-17 11:06:08
○ 2021-01-06 11:22:32
○ 2026-05-14 06:36:02
○A121.199.49.592015-07-15 → 2017-02-02 · 4 obs
● 2017-02-02 14:33:02
○ 2018-12-17 11:06:08
○ 2026-05-14 06:36:02
●A154.213.158.2212026-04-18 → 2026-05-14 · 3 obs
● 2026-04-18 00:53:20
● 2026-05-14 06:36:02
○A47.110.91.1592021-01-06 → 2021-01-06 · 4 obs
● 2021-01-06 11:22:32
○ 2026-02-16 09:58:18
○ 2026-05-14 06:36:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net... | - |
| 0571syedu.com | b2.share-dns.net, a2.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: b2.share-dns.net, a2.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 0571syedu.com (unsigned zone)
⏱️ Timing
Total: 279ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.213.158.221 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a2.share-dns.com)
Analysis
Hierarchy
The parent of www.0571syedu.com is 0571syedu.com.
IP Addresses
0571syedu.com points to a single IP: 154.213.158.221.
Other host names, such as www.0571syedu.com, share IP numbers with 0571syedu.com.
Name Servers
0571syedu.com's delegation is handled by four name servers: a2.share-dns.com, a.share-dns.com, b2.share-dns.net and b.share-dns.net.
0571syedu.com partially shares name servers with other domains; examples include mj4444.com, 520xxz.com, sdxxjs.com, qditchina.com and caprails.com.
These name servers are commonly used alongside a12.share-dns.com, b12.share-dns.net, a3.share-dns.com, b3.share-dns.net, a9.share-dns.com, b9.share-dns.net, a5.share-dns.com, b5.share-dns.net, a1.share-dns.com and b1.share-dns.net.
Host names sharing a single IP address:
a2.share-dns.com points to: 172.64.53.25.
a.share-dns.com points to: 172.64.53.25.
b2.share-dns.net points to: 172.64.52.239.
b.share-dns.net points to: 172.64.52.239.
Host names pointing to 172.64.53.25: a2.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b2.share-dns.net and b.share-dns.net.