21glm.cn - robtex.com
21glm.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.149.92.17🇭🇰 AS401696103.149.92.0/24 Proxy-registered route object | ||||||
| NS | ns1.julydns.com ⭐ | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.julydns.com | ||||||
| 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=1767274089 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034664443 | ||||||
Same first word
21glm.cn |
DNS History
6 records (3 active, 3 former)
○NSexpire1.gname-dns.com2026-03-28 → 2026-04-13 · 2 obs
○ 2026-04-13 02:55:30
○NSexpire2.gname-dns.com2026-03-28 → 2026-04-13 · 2 obs
○ 2026-04-13 02:55:30
●NSns1.julydns.com2026-03-28 → 2026-04-13 · 2 obs
● 2026-04-13 02:55:30
●NSns2.julydns.com2026-03-28 → 2026-04-13 · 2 obs
● 2026-04-13 02:55:30
●A103.149.92.172026-03-28 → 2026-04-13 · 2 obs
● 2026-04-13 02:55:30
○CNAMEexp.gs-cdn.com2026-03-28 → 2026-04-13 · 2 obs
○ 2026-04-13 02:55:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, d.dns.cn, e.dns.cn, b.dns.cn... | - |
| 21glm.cn | ns1.julydns.com, ns2.julydns.com | - |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.julydns.com, ns2.julydns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21glm.cn (unsigned zone)
⏱️ Timing
Total: 1621ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.149.92.17 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
21glm.cn points to an IP address: 103.149.92.17.
other host names include www.yangyixinxi.com, ccyjy.com, hfkangting.com, bjmbs.com and iso-isc.com; they share IP numbers with 21glm.cn.
Name Servers
Two name servers ns1.julydns.com and ns2.julydns.com handle the delegation for 21glm.cn.
21glm.cn shares the same name server setup as other domains, for instance yulinyuan.net, rggxqsyxx.com, zhcn-home-hth.com, sxyxfjz.com and lrxygl.com.
21glm.cn at least partially shares name servers with other domains, for instance szchenyuxin.com, fujadjh.top, sxxaczx.com, fcomm.cn and sljdd.com.
These name servers are commonly used with ns1.judns.com and ns2.judns.com.
Host names with one IP:
ns1.julydns.com points to: 47.97.51.45
ns2.julydns.com points to: 162.159.48.223