pcl.edu.cn - robtex.com
pcl.edu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 42.247.0.162🇨🇳 ERX-CERNET-BKB42.247.0.0/19 | ||||||
| NS | sunshine.sz.edu.cn ⭐ | ||||||
| A | 2001:250:3c01::2🇨🇳 CNGI-SZH-IX-AS-AP2001:250:3c01::/48 | ||||||
| A | 218.192.240.2🇨🇳 ERX-CERNET-BKB218.192.240.0/24 CMI (Customer Route) | ||||||
| PTR | sunshine.sz.edu.cn | ||||||
| NS | moonlight.sz.edu.cn | ||||||
| A | 2001:250:3c01:100::3🇨🇳 CNGI-SZH-IX-AS-AP2001:250:3c01::/48 | ||||||
| A | 218.192.240.3🇨🇳 ERX-CERNET-BKB218.192.240.0/24 CMI (Customer Route) | ||||||
| PTR | moonlight.sz.edu.cn | ||||||
| MX | mx-pcl-ac-cn.icoremail.net ⭐ | ||||||
| A | 152.32.185.215🇭🇰 UCLOUD-1152.32.185.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL, | ||||||
| PTR | ucloud-cmmxproxy.icoremail.net | ||||||
| A | 152.32.234.63🇺🇸 UCLOUD-1152.32.234.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL, | ||||||
| PTR | ucloud-cmmxproxy.icoremail.net | ||||||
| A | 165.154.206.37🇸🇬 SCLOUDPTELTD-AS165.154.206.0/24 Scloud Pte Ltd 160 Robinson Rd, SBF Center, 14-01 | ||||||
| PTR | ucloud-cmmxproxy.icoremail.net | ||||||
| MX | mail.pcl.edu.cn(10) | ||||||
| A | 42.247.0.163🇨🇳 ERX-CERNET-BKB42.247.0.0/19 | ||||||
| TXT | v=spf1 ip4:218.17.115.194 ip4:218.17.115.195 ip4:218.17.115.196 ip4:218.17.11... | ||||||
| TXT | MS=A697B444F67FCFB65FE8D648407EDF0FE804071C | ||||||
| SOA | sunshine.sz.edu.cnmaster@pcl.edu.cn 2026-02-28 #0 | ||||||
edu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns2.edu.cn ⭐ | ||||||
| NS | dns.edu.cn | ||||||
| NS | dns3.edu.cn | ||||||
| NS | ns2.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | ns4.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | ns5.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | dns.edu.cnhostmaster@net.edu.cn 2026-05-08 #25 | ||||||
Subdomains
mail.pcl.edu.cn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSmoonlight.sz.edu.cn2026-04-29 → 2026-05-11 · 2 obs
● 2026-05-11 22:15:34
●MXmail.pcl.edu.cn2026-04-29 → 2026-05-11 · 2 obs
● 2026-05-11 22:15:34
●MXmx-pcl-ac-cn.icoremail.net2026-04-29 → 2026-05-11 · 2 obs
● 2026-05-11 22:15:34
●A42.247.0.1622026-04-29 → 2026-05-11 · 2 obs
● 2026-05-11 22:15:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| edu.cn | dns.edu.cn, ns2.cernet.net, ns4.cernet.net, ns5.cernet.net... | 6 records |
| pcl.edu.cn | sunshine.sz.edu.cn, moonlight.sz.edu.cn | 4 records |
✅ Authoritative Response
Server:218.192.240.2
NS records: sunshine.sz.edu.cn, moonlight.sz.edu.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pcl.edu.cn (unsigned zone)
⏱️ Timing
Total: 2063ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 42.247.0.162 |
| NS | 2 | sunshine.sz.edu.cn, moonlight.sz.edu.cn |
| MX | 2 | mx-pcl-ac-cn.icoremail.net (pri: 1), mail.pcl.edu.cn (pri: 10) |
| TXT | 2 | MS=A697B444F67FCFB65FE8D648407EDF0FE8040, v=spf1 ip4:218.17.115.194 ip4:218.17.115 |
| SOA | 1 | sunshine.sz.edu.cn master.pcl.edu.cn |
📌 Glue Records Collected
Total: 10
In-bailiwick: 6 (dns.edu.cn, dns.edu.cn, dns2.edu.cn...)
Out-of-bailiwick: 4 (moonlight.sz.edu.cn, sunshine.sz.edu.cn, moonlight.sz.edu.cn...)
Analysis
Hierarchy
pcl.edu.cn is the parent of mail.pcl.edu.cn.
IP Addresses
pcl.edu.cn resolves to a single IP address: 42.247.0.162.
Name Servers
pcl.edu.cn's delegation uses two name servers, moonlight.sz.edu.cn and sunshine.sz.edu.cn.
pcl.edu.cn shares the same name server setup as other domains, for example lhxq.edu.cn, suit-sz.edu.cn, szptc.edu.cn, sdsyfz.edu.cn and szgm.edu.cn.
pcl.edu.cn at least partially shares name servers with other domains; for instance 240.192.218.in-addr.arpa.
Host names with two IPs:
moonlight.sz.edu.cn points to: 2001:250:3c01:100::3 and 218.192.240.3
sunshine.sz.edu.cn points to: 2001:250:3c01::2 and 218.192.240.2
Mail Servers
pcl.edu.cn is handled by two mail servers: mx-pcl-ac-cn.icoremail.net and mail.pcl.edu.cn.
pcl.edu.cn shares some mail servers with other domains, at least partially, for instance pcl.ac.cn.
these mail servers are commonly used alongside the mail servers mailgw.pcl.ac.cn.
Host names with three IP numbers: mx-pcl-ac-cn.icoremail.net points to 152.32.185.215, 152.32.234.63 and 165.154.206.37.
Host names with one IP number: mail.pcl.edu.cn points to 42.247.0.163.