curbednetwork.com - robtex.com

curbednetwork.com

DNSSEC⚠️ Not signed
A212.124.122.180🇺🇸 TRI-AS212.124.120.0/21 DigitalOne AG
NSns-294.awsdns-36.com ⭐
A2600:9000:5301:2600::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-294.awsdns-36.com
A205.251.193.38🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-294.awsdns-36.com
NSns-1412.awsdns-48.org
A2600:9000:5305:8400::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1412.awsdns-48.org
A205.251.197.132🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1412.awsdns-48.org
NSns-1973.awsdns-54.co.uk
A2600:9000:5307:b500::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1973.awsdns-54.co.uk
A205.251.199.181🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1973.awsdns-54.co.uk
NSns-852.awsdns-42.net
A2600:9000:5303:5400::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-852.awsdns-42.net
A205.251.195.84🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-852.awsdns-42.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
TXTgoogle-site-verification=FTsTUyMemgbDXHH9op2uzlwJeNn0q0Ww2BYd7Jd_rNk
TXTv=spf1include:sendgrid.net~all
SOAns-294.awsdns-36.comawsdns-hostmaster@amazon.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Subdomains

sendgrid.curbednetwork.com

Same first word

curbednetwork.com

DNS History

18 records (8 active, 10 former)

200920112013201520172019202120232025NSns-1412.awsdns-48.orgns-1973.awsdns-54.co.ukns-294.awsdns-36.comns-852.awsdns-42.netns0.dnsmadeeasy.comns1.dnsmadeeasy.comns1.p16.dynect.netns2.dnsmadeeasy.comns2.p16.dynect.netns3.dnsmadeeasy.comns3.p16.dynect.netns4.dnsmadeeasy.comns4.p16.dynect.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comA212.124.122.18069.65.45.162
●NSns-1412.awsdns-48.org2026-03-04 → 2026-03-15 · 3 obs
○ 2016-07-03 14:23:20
● 2026-03-04 07:22:50
● 2026-03-15 14:52:52
●NSns-1973.awsdns-54.co.uk2026-03-04 → 2026-03-15 · 3 obs
○ 2016-07-03 14:23:20
● 2026-03-04 07:22:50
● 2026-03-15 14:52:52
●NSns-294.awsdns-36.com2026-03-04 → 2026-03-15 · 3 obs
○ 2016-07-03 14:23:20
● 2026-03-04 07:22:50
● 2026-03-15 14:52:52
●NSns-852.awsdns-42.net2026-03-04 → 2026-03-15 · 3 obs
○ 2016-07-03 14:23:20
● 2026-03-04 07:22:50
● 2026-03-15 14:52:52
○NSns0.dnsmadeeasy.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 21:52:06
○ 2015-07-13 06:32:34
○ 2026-03-15 14:52:52
○NSns1.dnsmadeeasy.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 21:52:06
○ 2015-07-13 06:32:34
○ 2026-03-15 14:52:52
○NSns1.p16.dynect.net2015-07-13 → 2016-07-03 · 5 obs
○ 2008-12-09 21:52:06
● 2015-07-13 06:32:34
● 2016-07-03 14:23:20
○ 2026-03-04 07:22:50
○ 2026-03-15 14:52:52
○NSns2.dnsmadeeasy.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 21:52:06
○ 2015-07-13 06:32:34
○ 2026-03-15 14:52:52
○NSns2.p16.dynect.net2015-07-13 → 2016-07-03 · 5 obs
○ 2008-12-09 21:52:06
● 2015-07-13 06:32:34
● 2016-07-03 14:23:20
○ 2026-03-04 07:22:50
○ 2026-03-15 14:52:52
○NSns3.dnsmadeeasy.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 21:52:06
○ 2015-07-13 06:32:34
○ 2026-03-15 14:52:52
○NSns3.p16.dynect.net2015-07-13 → 2016-07-03 · 5 obs
○ 2008-12-09 21:52:06
● 2015-07-13 06:32:34
● 2016-07-03 14:23:20
○ 2026-03-04 07:22:50
○ 2026-03-15 14:52:52
○NSns4.dnsmadeeasy.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 21:52:06
○ 2015-07-13 06:32:34
○ 2026-03-15 14:52:52
○NSns4.p16.dynect.net2015-07-13 → 2016-07-03 · 5 obs
○ 2008-12-09 21:52:06
● 2015-07-13 06:32:34
● 2016-07-03 14:23:20
○ 2026-03-04 07:22:50
○ 2026-03-15 14:52:52
●MXalt1.aspmx.l.google.com2008-12-09 → 2026-03-15 · 2 obs
● 2008-12-09 21:52:06
● 2026-03-15 14:52:52
●MXalt2.aspmx.l.google.com2008-12-09 → 2026-03-15 · 2 obs
● 2008-12-09 21:52:06
● 2026-03-15 14:52:52
●MXaspmx.l.google.com2008-12-09 → 2026-03-15 · 2 obs
● 2008-12-09 21:52:06
● 2026-03-15 14:52:52
●A212.124.122.1802015-07-13 → 2026-03-15 · 3 obs
○ 2008-12-09 21:52:06
● 2015-07-13 06:32:34
● 2026-03-15 14:52:52
○A69.65.45.1622008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 21:52:06
○ 2015-07-13 06:32:34
○ 2026-03-15 14:52:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
curbednetwork.comns-294.awsdns-36.com, ns-852.awsdns-42.net, ns-1973.awsdns-54.co.uk, ns-1412.awsdns-48.org1 record

✅ Authoritative Response

Server: 205.251.195.84

NS records: ns-294.awsdns-36.com, ns-852.awsdns-42.net, ns-1973.awsdns-54.co.uk, ns-1412.awsdns-48.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for curbednetwork.com (unsigned zone)

⏱️ Timing

Total: 827ms | Queries: -

📄 Records

TypeCountSample Data
A1212.124.122.180
NS4ns-1412.awsdns-48.org, ns-1973.awsdns-54.co.uk...
MX3aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...
TXT2google-site-verification=FTsTUyMemgbDXHH, v=spf1include:sendgrid.net~all
SOA1ns-294.awsdns-36.com awsdns-hostmaster.a

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-294.awsdns-36.com)

Analysis

Hierarchy

The parent of sendgrid.curbednetwork.com is curbednetwork.com.

IP Addresses

curbednetwork.com points to a single IP number: 212.124.122.180.

Other host names, for instance cstatic.net and gridskipper.com, share IP numbers with curbednetwork.com.

Name Servers

curbednetwork.com is delegated to four name servers: ns-294.awsdns-36.com, ns-852.awsdns-42.net, ns-1412.awsdns-48.org and ns-1973.awsdns-54.co.uk.

curbednetwork.com shares name servers with other domains at least partially, for instance pennstatecampusrec.org, canoe-development.com, bonobono.jp, danielwayneva.com and bdesign.me.

Host names with two IP numbers:

ns-294.awsdns-36.com resolves to 2600:9000:5301:2600::1 and 205.251.193.38.

ns-852.awsdns-42.net resolves to 2600:9000:5303:5400::1 and 205.251.195.84.

ns-1412.awsdns-48.org resolves to 2600:9000:5305:8400::1 and 205.251.197.132.

ns-1973.awsdns-54.co.uk resolves to 2600:9000:5307:b500::1 and 205.251.199.181.

Mail Servers

curbednetwork.com is handled by three mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

curbednetwork.com shares some mail servers with other domains, including reventp.com, ns500699.ns500693.ns500734.ns500693.ns500699.ns500693.ns500734.ns500734.ns500699.ns500588.ns500699.ns500588.ns500588.ns500588.ns500588.ns500588.ns500588.dtrkdll.com, ns500759.ns500758.ns500698.ns500735.ns500736.ns500708.ns500708.ns500708.ns500576.ns500619.ns500576.ns500652.ns500652.ns500619.ns500652.tracksymphony.com, ns500759.ns500758.ns500735.ns500698.ns500736.ns500735.ns500735.ns500619.ns500698.trackreceptor.com and ns500698.ns500758.ns500758.ns500759.ns500698.ns500736.ns500698.ns500698.ns500698.ns500708.ns500708.ns500708.ns500698.ns500652.ns500576.trackreceptor.com.

These mail servers are often used with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, 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