grennan.com - robtex.com
grennan.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=1771291435 | ||||||
NS for
grennan.com |
Subdomains
mail.grennan.com |
Same first word
Similar names
DNS History
15 records (11 active, 4 former)
●NSgrennan.com2017-07-13 → 2026-03-22 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-22 10:00:24
●NSns-1159.awsdns-16.org2015-11-01 → 2026-03-22 · 6 obs
● 2015-11-01 19:52:28
● 2016-05-06 18:55:08
○ 2017-07-13 03:30:30
● 2017-09-27 14:56:42
● 2026-03-22 10:00:24
●NSns-1862.awsdns-40.co.uk2015-11-01 → 2026-03-22 · 3 obs
● 2015-11-01 19:52:28
● 2026-03-22 10:00:24
●NSns-391.awsdns-48.com2015-11-01 → 2026-03-22 · 3 obs
● 2015-11-01 19:52:28
● 2026-03-22 10:00:24
●NSns-630.awsdns-14.net2015-11-01 → 2026-03-22 · 3 obs
● 2015-11-01 19:52:28
● 2026-03-22 10:00:24
○NSns.grennan.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-11-01 19:52:28
○ 2026-03-22 10:00:24
○NSns2.grennna.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-11-01 19:52:28
○ 2026-03-22 10:00:24
●MXalt1.aspmx.l.google.com2017-07-13 → 2026-03-22 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-22 10:00:24
●MXalt2.aspmx.l.google.com2017-07-13 → 2026-03-22 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-22 10:00:24
●MXalt3.aspmx.l.google.com2017-07-13 → 2026-03-22 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-22 10:00:24
●MXalt4.aspmx.l.google.com2017-07-13 → 2026-03-22 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-22 10:00:24
●MXaspmx.l.google.com2017-07-13 → 2026-03-22 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-22 10:00:24
○MXmail.grennan.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-11-01 19:52:28
○ 2026-03-22 10:00:24
●A69.109.231.2042026-03-16 → 2026-03-22 · 3 obs
● 2026-03-16 06:30:30
● 2026-03-22 10:00:24
○A70.169.95.772015-05-20 → 2017-09-27 · 4 obs
● 2017-09-27 14:56:42
○ 2026-03-16 06:30:30
○ 2026-03-22 10:00:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| grennan.com | ns-630.awsdns-14.net, ns-391.awsdns-48.com, ns-1159.awsdns-16.org, ns-1862.awsdns-40.co.uk | 1 record |
✅ Authoritative Response
Server: 205.251.199.70
NS records: ns-630.awsdns-14.net, ns-391.awsdns-48.com, ns-1159.awsdns-16.org, ns-1862.awsdns-40.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grennan.com (unsigned zone)
⏱️ Timing
Total: 604ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 69.109.231.204 |
| NS | 4 | ns-1159.awsdns-16.org, ns-1862.awsdns-40.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=yT0qI6W6X2NjtU7 |
| SOA | 1 | grennan.com mark.grennan.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-391.awsdns-48.com)
Analysis
Hierarchy
mail.grennan.com is a child of grennan.com.
Name Server Role
grennan.com serves as a name server for grennan.com.
ns-391.awsdns-48.com, ns-630.awsdns-14.net and ns-1159.awsdns-16.org commonly serve as name servers together with grennan.com.
IP Addresses
grennan.com resolves to one IP number: 69.109.231.204.
Other host names, for example 69-109-231-204.lightspeed.okcbok.sbcglobal.net, share IP numbers with grennan.com.
Name Servers
grennan.com is delegated to five name servers: grennan.com, ns-391.awsdns-48.com, ns-630.awsdns-14.net, ns-1159.awsdns-16.org and ns-1862.awsdns-40.co.uk.
grennan.com at least partially shares name servers with other domains, including matestaupiano.jimdo.com, blackbirdlabs.com, dgau6c8txmx1y.cloudfront.net, stjosephinstitute.org and sobaseball.com.
These name servers are commonly used with ns-1642.awsdns-13.co.uk, ns-547.awsdns-04.net, ns-15.awsdns-01.com, ns-425.awsdns-53.com, ns-530.awsdns-02.net and ns-1460.awsdns-54.org.
Hosts with two IP numbers:
Host ns-391.awsdns-48.com points to 2600:9000:5301:8700::1 and 205.251.193.135.
Host ns-630.awsdns-14.net points to 2600:9000:5302:7600::1 and 205.251.194.118.
Host ns-1159.awsdns-16.org points to 2600:9000:5304:8700::1 and 205.251.196.135.
Host ns-1862.awsdns-40.co.uk points to 2600:9000:5307:4600::1 and 205.251.199.70.
Hosts with one IP number:
Host grennan.com points to 69.109.231.204.
Mail Servers
grennan.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
grennan.com shares at least some mail servers with other domains, for example mountpleasantinn.com, shorehamcollege.co.uk, ns500698.ns500698.ns500698.ns500735.ns500736.ns500698.ns500698.ns500736.ns500619.ns500686.ns500619.ns500619.trackreceptor.com, ns500671.ns500731.ns500742.ns500742.ns500705.ns500705.ns500704.ns500678.ns500704.ns500678.ns500671.ns500291.ns500291.ns500131.lustychickser.com and ns500671.ns500671.ns500754.ns500742.ns500704.ns500705.ns500671.ns500649.ns500291.ns500291.ns500291.ns500131.lustychickser.com.
these mail servers are often used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to: 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to: 2607:f8b0:4023:403::1a and 142.250.96.27.