corteva.pr - robtex.com
corteva.pr
| 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 | ||||||
pr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.lactld.org ⭐ | ||||||
| NS | a0.pr.afilias-nst.info | ||||||
| NS | a2.pr.afilias-nst.info | ||||||
| NS | b0.pr.afilias-nst.org | ||||||
| NS | b2.pr.afilias-nst.org | ||||||
| NS | c0.pr.afilias-nst.info | ||||||
| NS | d0.pr.afilias-nst.org | ||||||
| NS | pr-dns.denic.de | ||||||
| SOA | a.lactld.orghostmaster@donuts.email serial=1783159181 | ||||||
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 10:43:12
●NSpdns216.ultradns.com2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 10:43:12
●NSpdns216.ultradns.net2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 10:43:12
●NSpdns216.ultradns.org2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 10:43:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pr | a.lactld.org, a0.pr.afilias-nst.info, a2.pr.afilias-nst.info, b0.pr.afilias-nst.org... | 16 records |
| corteva.pr | pdns216.ultradns.net, pdns216.ultradns.com, pdns216.ultradns.biz, pdns216.ultradns.org | - |
✅ Authoritative Response
Server:156.154.65.216
NS records: pdns216.ultradns.net, pdns216.ultradns.com, pdns216.ultradns.biz, pdns216.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corteva.pr (unsigned zone)
⏱️ Timing
Total: 1389ms | 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. |
📌 Glue Records Collected
Total: 16
Out-of-bailiwick: 16 (a.lactld.org, a.lactld.org, a0.pr.afilias-nst.info...)
Analysis
Name Servers
The NS records for corteva.pr point to four name servers: pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org.
corteva.pr partially shares its NS delegation with several other domains, including corteva.com.py, cortevaag.com, corteva.finance and two others.
The name servers pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and two others are commonly seen in use alongside these name servers.
pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org each carry two IP addresses. pdns216.ultradns.biz has 156.154.66.216 and 2610:a1:1015::fc; pdns216.ultradns.com has 156.154.64.216 and 2001:502:f3ff::fc; pdns216.ultradns.net has 156.154.65.216 and 2610:a1:1014::fc; pdns216.ultradns.org has 156.154.67.216 and 2001:502:4612::fc.