memcor.com.cn - robtex.com
memcor.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | pdns216.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::fc🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | pdns216.ultradns.com | ||||||
| A | 156.154.64.216🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar | ||||||
| PTR | pdns216.ultradns.com | ||||||
| NS | pdns216.ultradns.biz | ||||||
| A | 2610:a1:1015::fc🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | pdns216.ultradns.biz | ||||||
| A | 156.154.66.216🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar | ||||||
| PTR | pdns216.ultradns.biz | ||||||
| NS | pdns216.ultradns.net | ||||||
| A | 2610:a1:1014::fc🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | pdns216.ultradns.net | ||||||
| A | 156.154.65.216🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar | ||||||
| PTR | pdns216.ultradns.net | ||||||
| NS | pdns216.ultradns.org | ||||||
| A | 2001:502:4612::fc🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | pdns216.ultradns.org | ||||||
| A | 156.154.67.216🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar | ||||||
| PTR | pdns216.ultradns.org | ||||||
| SOA | pdns216.ultradns.comcontact@dupont.com 2020-01-02 #1 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030667611 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSpdns216.ultradns.biz2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 09:09:06
●NSpdns216.ultradns.com2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 09:09:06
●NSpdns216.ultradns.net2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 09:09:06
●NSpdns216.ultradns.org2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 09:09:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| memcor.com.cn | pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net, pdns216.ultradns.org | - |
✅ Authoritative Response
Server:156.154.64.216
NS records: pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net, pdns216.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for memcor.com.cn (unsigned zone)
⏱️ Timing
Total: 2874ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | pdns216.ultradns.biz, pdns216.ultradns.com... |
| SOA | 1 | pdns216.ultradns.com contact.dupont.com |
Analysis
Name Servers
The NS records for memcor.com.cn point to four name servers: pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org.
memcor.com.cn shares at least some of its name servers with other domains, including irmguidelines.com, memcorcmf.asia, corteva.lgbt and two others.
The host names pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org each resolve to two IP addresses: pdns216.ultradns.biz resolves to 156.154.66.216 and 2610:a1:1015::fc; pdns216.ultradns.com resolves to 156.154.64.216 and 2001:502:f3ff::fc; pdns216.ultradns.net resolves to 156.154.65.216 and 2610:a1:1014::fc; pdns216.ultradns.org resolves to 156.154.67.216 and 2001:502:4612::fc.