polycom.cn - dns.ninja
polycom.cn
| DNSSEC | β οΈ Not signed | ||||||
| NS | txa01hpiibpe.ams.hp.net β | ||||||
| A | 15.72.32.149πΊπΈ AS5468015.72.32.0/23 | ||||||
| PTR | txa01hpiibpe.ams.hp.net | ||||||
| NS | ns1.hp.com | ||||||
| A | 15.72.96.180πΊπΈ AS5468015.72.64.0/18 | ||||||
| PTR | ns1.hp.com | ||||||
| NS | ns2.hp.com | ||||||
| A | 15.72.32.180πΊπΈ AS5468015.72.32.0/23 | ||||||
| PTR | ns2.hp.com | ||||||
| NS | ns3.hp.com | ||||||
| A | 15.90.180.180πΊπΈ AS215515.90.180.0/22 To allow routing to other ISPs | ||||||
| PTR | ns3.hp.com | ||||||
| NS | ns4.hp.com | ||||||
| A | 15.90.164.180πΊπΈ AS215415.90.164.0/22 To allow routing to other ISPs | ||||||
| PTR | ns4.hp.com | ||||||
| NS | ns5.hp.com | ||||||
| A | 15.89.160.180πΊπΈ HP-INC15.89.160.0/22 To allow routing to other ISPs | ||||||
| PTR | ns5.hp.com | ||||||
| NS | ns6.hp.com | ||||||
| A | 15.89.164.180π―π΅ HP-INC15.89.164.0/24 To allow routing to other ISPs | ||||||
| PTR | ns6.hp.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | txa01hpiibpe.ams.hp.nethostmaster@hp.com serial=3 | ||||||
cn
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.dns.cn β | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net β οΈ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn 2035-04-07 #64 | ||||||
Same first word
Similar names
DNS History
17 records (7 active, 10 former)
βNSdns1.cscdns.net2020-11-27 β 2020-11-27 Β· 4 obs
β 2020-11-27 12:01:08
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSdns2.cscdns.net2020-11-27 β 2020-11-27 Β· 4 obs
β 2020-11-27 12:01:08
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns1.hp.com2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns1.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNSns2.hp.com2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns2.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNSns3.hp.com2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns3.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNSns4.hp.com2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns4.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNSns5.hp.com2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns5.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNSns6.hp.com2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βNSns6.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNSns7.markmonitor.com2015-08-18 β 2017-07-08 Β· 4 obs
β 2017-07-08 09:02:04
β 2020-11-27 12:01:08
β 2026-07-14 21:18:20
βNStxa01hpiibpe.ams.hp.net2026-02-27 β 2026-07-14 Β· 3 obs
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
βA140.242.64.312015-08-18 β 2020-11-27 Β· 4 obs
β 2020-11-27 12:01:08
β 2026-02-27 15:14:26
β 2026-07-14 21:18:20
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| polycom.cn | ns1.hp.com, ns2.hp.com, ns3.hp.com, ns4.hp.com... | - |
β Authoritative Response
Server:15.89.160.180
NS records: ns1.hp.com, ns2.hp.com, ns3.hp.com, ns4.hp.com, ns5.hp.com, ns6.hp.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for polycom.cn (unsigned zone)
β±οΈ Timing
Total: 1667ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | ns4.hp.com, ns5.hp.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | txa01hpiibpe.ams.hp.net hostmaster.hp.co |
Analysis
Name Servers
polycom.cn delegates authority to 7 name servers: ns1.hp.com, ns2.hp.com, ns3.hp.com plus 4 other.
The name servers of polycom.cn overlap at least partially with those of other domains β among them plantronicsheadsets.us, 9.15.in-addr.arpa, mexico.hp.com and two more.
These name servers commonly co-occur with the name servers ns4.hp.com, ns5.hp.com, ns6.hp.com and txa01hpiibpe.ams.hp.net.
Hosts that resolve to one IP address:
ns1.hp.com has the IP address 15.72.96.180.
ns2.hp.com has the IP address 15.72.32.180.
ns3.hp.com has the IP address 15.90.180.180.
ns4.hp.com has the IP address 15.90.164.180.
ns5.hp.com has the IP address 15.89.160.180.
ns6.hp.com has the IP address 15.89.164.180.
txa01hpiibpe.ams.hp.net has the IP address 15.72.32.149.