corteva.guide - robtex.com
corteva.guide
| 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 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | pdns216.ultradns.comhostmaster@corteva.com 2024-01-10 #13 | ||||||
guide
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.guide ⭐ | ||||||
| NS | v0n1.nic.guide | ||||||
| NS | v0n2.nic.guide | ||||||
| NS | v0n3.nic.guide | ||||||
| NS | v2n0.nic.guide | ||||||
| NS | v2n1.nic.guide | ||||||
| SOA | v0n0.nic.guidehostmaster@donuts.email serial=1782942745 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSpdns216.ultradns.biz2026-06-17 → 2026-07-02 · 2 obs
● 2026-07-02 13:32:24
●NSpdns216.ultradns.com2026-06-17 → 2026-07-02 · 2 obs
● 2026-07-02 13:32:24
●NSpdns216.ultradns.net2026-06-17 → 2026-07-02 · 2 obs
● 2026-07-02 13:32:24
●NSpdns216.ultradns.org2026-06-17 → 2026-07-02 · 2 obs
● 2026-07-02 13:32:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| guide | v0n1.nic.guide, v2n1.nic.guide, v0n3.nic.guide, v0n0.nic.guide... | - |
| corteva.guide | pdns216.ultradns.biz, pdns216.ultradns.org, pdns216.ultradns.net, pdns216.ultradns.com | - |
✅ Authoritative Response
Server:156.154.64.216
NS records: pdns216.ultradns.biz, pdns216.ultradns.org, pdns216.ultradns.net, pdns216.ultradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corteva.guide (unsigned zone)
⏱️ Timing
Total: 765ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | pdns216.ultradns.biz, pdns216.ultradns.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | pdns216.ultradns.com hostmaster.corteva. |
Analysis
Name Servers
The NS records for corteva.guide point to four name servers: pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org.
corteva.guide has at least partial name server overlap with other domains, such as kevlarsupply.com, nexeraadvantage.com, styrofoam.info and two others.
pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org all point to exactly two IP numbers each: pdns216.ultradns.biz → 156.154.66.216 and 2610:a1:1015::fc; pdns216.ultradns.com → 156.154.64.216 and 2001:502:f3ff::fc; pdns216.ultradns.net → 156.154.65.216 and 2610:a1:1014::fc; pdns216.ultradns.org → 156.154.67.216 and 2001:502:4612::fc.