sendgrid.dev - robtex.com

sendgrid.dev

DNSSEC⚠️ Not signed
NSns1.markmonitor.com ⭐
A2620:10a:80a8::1🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.160.1🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
PTRip-149-112-160-1.defastlink.net
NSns2.markmonitor.com
A2001:67c:10b8::1🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net
PTRns2.markmonitor.com
A176.97.158.1🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net
PTRns2.markmonitor.com
NSns3.markmonitor.com
A2620:10a:80a9::1🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.161.1🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
PTRip-149-112-161-1.defastlink.net
NSns4.markmonitor.com
A2001:67c:1bc::1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast
PTRns1.markmonitor.com
A192.174.68.1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net
PTRns1.markmonitor.com
NSns5.markmonitor.com
A2620:10a:80a8::2🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.160.2🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
PTRip-149-112-160-2.defastlink.net
NSns6.markmonitor.com
A2001:67c:10b8::3🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net
PTRns6.markmonitor.com
A176.97.158.3🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net
PTRns6.markmonitor.com
NSns7.markmonitor.com
A2620:10a:80a9::2🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.161.2🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
PTRip-149-112-161-2.defastlink.net
SOAns1.markmonitor.comhostmaster@markmonitor.com 2025-06-19 #1

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

sendgrid.net.in
sendgrid.gen.in
sendgrid.com
sendgrid.zip
sendgrid.com.co
sendgrid.ca
sendgrid.com.mx
sendgrid.firm.in
sendgrid.inc
sendgrid.online
sendgrid.cx
sendgrid.cc
sendgrid.info
sendgrid.at
sendgrid.tv
sendgrid.io
sendgrid.tw
sendgrid.ag
sendgrid.fm
sendgrid.nyc
sendgrid.careers
sendgrid.channel
sendgrid.me
sendgrid.mobi
sendgrid.exposed
sendgrid.in
sendgrid.dev
sendgrid.be
sendgrid.mx
sendgrid.biz
sendgrid.life
sendgrid.academy
sendgrid.management
sendgrid.net
sendgrid.com.tw
sendgrid.one
sendgrid.solutions
sendgrid.free
sendgrid.guru
sendgrid.mobile
sendgrid.tech
sendgrid.site
sendgrid.pl
sendgrid.fr
sendgrid.download
sendgrid.design
sendgrid.se
sendgrid.jp
sendgrid.cloud
sendgrid.co.nz
sendgrid.email
sendgrid.org
sendgrid.us
sendgrid.tips
sendgrid.it
sendgrid.am
sendgrid.org.in
sendgrid.ch
sendgrid.forum
sendgrid.co
sendgrid.fail
sendgrid.nu
sendgrid.de
sendgrid.space
sendgrid.world
sendgrid.ru
sendgrid.bz
sendgrid.net.nz
sendgrid.tc
sendgrid.co.in

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drdinges.de
ridgedns.com
rddesign.cn
rddesign.us
drdesign.cz
drdesign.eu
drdesign.ca
reddings.com.au
rddesign.dk
drdesign.net
reddings.org
drdesign.com
reddings.com
rddesign.in
drdesign.de
reddings.net
drdinges.com
designrd.ru
rddesign.se
drdesign.us
reddings.ca
drdesign.ru
dgsnider.com
sendgird.com
gridsend.com
drdesign.it
rddesign.de
drdesign.co.nz
drdesign.dk
designdr.com
drdesign.nl
snedgird.com
rddesign.cc
sendgird.net
sredding.com
drdesign.ch
drdesign.in
snedgrid.com
rddesign.ca

DNS History

7 records (7 active, 0 former)

NSns1.markmonitor.comns2.markmonitor.comns3.markmonitor.comns4.markmonitor.comns5.markmonitor.comns6.markmonitor.comns7.markmonitor.com
●NSns1.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34
●NSns2.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34
●NSns3.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34
●NSns4.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34
●NSns5.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34
●NSns6.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34
●NSns7.markmonitor.com2026-02-27 → 2026-03-02 · 2 obs
● 2026-02-27 15:29:56
● 2026-03-02 11:29:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...-
sendgrid.devns3.markmonitor.com, ns5.markmonitor.com, ns2.markmonitor.com, ns6.markmonitor.com...-

✅ Authoritative Response

Server: 149.112.160.1

NS records: ns3.markmonitor.com, ns5.markmonitor.com, ns2.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com, ns1.markmonitor.com, ns4.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sendgrid.dev (unsigned zone)

⏱️ Timing

Total: 677ms | Queries: -

📄 Records

TypeCountSample Data
NS7ns1.markmonitor.com, ns2.markmonitor.com...
SOA1ns1.markmonitor.com hostmaster.markmonit

Analysis

Name Servers

sendgrid.dev is delegated to seven name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

sendgrid.dev partially shares name servers with other domains; examples include meituan.it, fanaticssportsspectacular.com, speedmeter.at, paslodeshop.com and massadvantagepayroll.com.

Host names with two IP numbers

ns1.markmonitor.com has IPs 2620:10a:80a8::1 and 149.112.160.1.

ns2.markmonitor.com has IPs 2001:67c:10b8::1 and 176.97.158.1.

ns3.markmonitor.com has IPs 2620:10a:80a9::1 and 149.112.161.1.

ns4.markmonitor.com has IPs 2001:67c:1bc::1 and 192.174.68.1.

ns5.markmonitor.com has IPs 2620:10a:80a8::2 and 149.112.160.2.

ns6.markmonitor.com has IPs 2001:67c:10b8::3 and 176.97.158.3.

ns7.markmonitor.com has IPs 2620:10a:80a9::2 and 149.112.161.2.