growyourcells.com - robtex.com
growyourcells.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1775146877 | ||||||
Same first word
growyourcells.com |
DNS History
10 records (10 active, 0 former)
●NSpdns1.ultradns.net2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●NSpdns2.ultradns.net2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●NSpdns3.ultradns.org2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●NSpdns4.ultradns.org2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●NSpdns5.ultradns.info2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●NSpdns6.ultradns.co.uk2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●MXfilter.fishersci.com2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●MXfilter2.fishersci.com2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●MXmail3.fishersci.com2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
●MXmail4.fishersci.com2015-08-23 → 2026-04-02 · 2 obs
● 2026-04-02 16:33:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| growyourcells.com | pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net... | - |
✅ Authoritative Response
Server:204.74.114.1
NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for growyourcells.com (unsigned zone)
⏱️ Timing
Total: 524ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| MX | 4 | mail3.fishersci.com (pri: 50), mail4.fishersci.com (pri: 50)... |
| SOA | 1 | pdns1.ultradns.net dnsinfo.thermofisher. |
Analysis
Name Servers
growyourcells.com is delegated to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.
growyourcells.com at least partially shares name servers with other domains, including expedian.se, 71.83.99.in-addr.arpa, egentia.com, cheap-chicago-hotels.com and orbitz.com.tw.
These name servers are commonly used with udns1.ultradns.net, udns2.ultradns.net and dns-external-master.amazon.com.
Host names with two IP numbers: pdns5.ultradns.info points to: 2610:a1:1016::1 and 204.74.114.1; pdns1.ultradns.net points to: 2001:502:f3ff::1 and 204.74.108.1; pdns2.ultradns.net points to: 2610:a1:1014::1 and 204.74.109.1; pdns3.ultradns.org points to: 2610:a1:1015::1 and 199.7.68.1; pdns4.ultradns.org points to: 2001:502:4612::1 and 199.7.69.1; pdns6.ultradns.co.uk points to: 2610:a1:1017::1 and 204.74.115.1.
Mail Servers
growyourcells.com is handled by four mail servers: filter2.fishersci.com, filter.fishersci.com, mail3.fishersci.com and mail4.fishersci.com.
growyourcells.com shares at least some mail servers with other domains, for example dukestandards.com, sciresources.com, nalgene-packaging.com, creamatocrit.com and eriespecimencollection.com.
These mail servers are often used with mail2.fishersci.com and mail.fishersci.com.
Host names with one IP number:
filter2.fishersci.com points to 12.46.238.28; filter.fishersci.com points to 12.46.238.7; mail3.fishersci.com points to 12.46.238.91; mail4.fishersci.com points to 12.46.238.92.