corteva.info - robtex.com
corteva.info
| 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 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1783159751 | ||||||
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 10:43:50
●NSpdns216.ultradns.com2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 10:43:50
●NSpdns216.ultradns.net2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 10:43:50
●NSpdns216.ultradns.org2026-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 10:43:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| corteva.info | 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.info (unsigned zone)
⏱️ Timing
Total: 534ms | 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 authoritative name servers for corteva.info are pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and pdns216.ultradns.org.
At least some of corteva.info's name servers are shared with other domains, for example molykote.cn, tyzor.com, metaverse-dupont.com and two more.
These name servers tend to co-occur with pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 other name servers in the same DNS delegations.
Four hostnames, each resolving to a pair of IP addresses: pdns216.ultradns.biz directs to 156.154.66.216 and 2610:a1:1015::fc; pdns216.ultradns.com directs to 156.154.64.216 and 2001:502:f3ff::fc; pdns216.ultradns.net directs to 156.154.65.216 and 2610:a1:1014::fc; pdns216.ultradns.org directs to 156.154.67.216 and 2001:502:4612::fc.