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 | ||||||
Subdomains
mail.grennan.com |
Same first word
Similar names
DNS History
15 records (11 active, 4 former)
●NSgrennan.com2017-07-13 → 2026-03-16 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-16 06:30:32
●NSns-1159.awsdns-16.org2015-11-01 → 2026-03-16 · 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
● 2026-03-16 06:30:32
●NSns-1862.awsdns-40.co.uk2015-11-01 → 2026-03-16 · 3 obs
● 2015-11-01 19:52:28
● 2026-03-16 06:30:32
●NSns-391.awsdns-48.com2015-11-01 → 2026-03-16 · 3 obs
● 2015-11-01 19:52:28
● 2026-03-16 06:30:32
●NSns-630.awsdns-14.net2015-11-01 → 2026-03-16 · 3 obs
● 2015-11-01 19:52:28
● 2026-03-16 06:30:32
○NSns.grennan.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-11-01 19:52:28
○ 2026-03-16 06:30:32
○NSns2.grennna.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-11-01 19:52:28
○ 2026-03-16 06:30:32
●MXalt1.aspmx.l.google.com2017-07-13 → 2026-03-16 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-16 06:30:32
●MXalt2.aspmx.l.google.com2017-07-13 → 2026-03-16 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-16 06:30:32
●MXalt3.aspmx.l.google.com2017-07-13 → 2026-03-16 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-16 06:30:32
●MXalt4.aspmx.l.google.com2017-07-13 → 2026-03-16 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-16 06:30:32
●MXaspmx.l.google.com2017-07-13 → 2026-03-16 · 3 obs
● 2017-07-13 03:30:30
● 2026-03-16 06:30:32
○MXmail.grennan.com2015-05-20 → 2015-05-20 · 3 obs
○ 2015-11-01 19:52:28
○ 2026-03-16 06:30:32
●A69.109.231.2042026-03-16 → 2026-03-16 · 3 obs
● 2026-03-16 06:30:30
● 2026-03-16 06:30:32
○A70.169.95.772015-05-20 → 2017-09-27 · 4 obs
● 2017-09-27 14:56:42
○ 2026-03-16 06:30:30
○ 2026-03-16 06:30:32
🔍 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: 205.251.193.135
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: 353ms | 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
grennan.com is a parent of mail.grennan.com.
IP Addresses
grennan.com points to a single IP address: 69.109.231.204.
Other host names, for instance 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.
At least part of the name servers for grennan.com are shared with other domains, for instance matestaupiano.jimdo.com, blackbirdlabs.com, stjosephinstitute.org, sobaseball.com and kurasaki.co.jp.
These name servers are commonly used together with the name servers ns-1642.awsdns-13.co.uk, ns-15.awsdns-01.com, ns-547.awsdns-04.net, ns-425.awsdns-53.com, ns-530.awsdns-02.net and ns-1460.awsdns-54.org.
Names with two IPs:
ns-391.awsdns-48.com maps to: 2600:9000:5301:8700::1 and 205.251.193.135
ns-630.awsdns-14.net maps to: 2600:9000:5302:7600::1 and 205.251.194.118
ns-1159.awsdns-16.org maps to: 2600:9000:5304:8700::1 and 205.251.196.135
ns-1862.awsdns-40.co.uk maps to: 2600:9000:5307:4600::1 and 205.251.199.70
Names with one IP:
grennan.com maps 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 commonly used alongside 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.