grammerly.com - robtex.com

grammerly.com

DNSSEC⚠️ Not signed
A3.33.139.32🇺🇸 Amazon3.33.128.0/20
PTRaeedc42b70c898c66.awsglobalaccelerator.com
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 2025-06-17 #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

Same first word

grammerly.biz
grammerly.net
grammerly.us
grammerly.org
grammerly.com

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NSns1.markmonitor.comns2.markmonitor.comns3.markmonitor.comns4.markmonitor.comns5.markmonitor.comns6.markmonitor.comns7.markmonitor.comns21.domaincontrol.comns22.domaincontrol.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA3.33.139.32107.21.111.155184.168.131.241
●NSns1.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
●NSns2.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
○NSns21.domaincontrol.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
○NSns22.domaincontrol.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
●NSns3.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
●NSns4.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
●NSns5.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
●NSns6.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
●NSns7.markmonitor.com2026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56
○MXalt1.aspmx.l.google.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
○MXalt2.aspmx.l.google.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
○MXaspmx.l.google.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
○MXaspmx2.googlemail.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
○MXaspmx3.googlemail.com2015-07-23 → 2021-10-08 · 4 obs
● 2015-07-23 03:04:24
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
○A107.21.111.1552015-07-23 → 2017-03-24 · 4 obs
● 2015-07-23 03:04:24
● 2017-03-24 06:20:24
○ 2018-06-25 23:04:36
○ 2026-03-23 20:40:56
○A184.168.131.2412018-06-25 → 2021-10-08 · 5 obs
○ 2017-03-24 06:20:24
● 2018-06-25 23:04:36
● 2021-10-08 02:40:02
○ 2026-02-23 22:05:54
○ 2026-03-23 20:40:56
●A3.33.139.322026-02-23 → 2026-03-23 · 3 obs
○ 2021-10-08 02:40:02
● 2026-02-23 22:05:54
● 2026-03-23 20:40:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...-
grammerly.comns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com...14 records

✅ Authoritative Response

Server:149.112.160.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grammerly.com (unsigned zone)

⏱️ Timing

Total: 353ms | Queries: -

📄 Records

TypeCountSample Data
A13.33.139.32
NS7ns3.markmonitor.com, ns7.markmonitor.com...
SOA1ns1.markmonitor.com hostmaster.markmonit

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)

Analysis

IP Addresses

grammerly.com points to a single IP address: 3.33.139.32.

Other host names such as fundraisinginnashville.com, allisontrans.org, taylorsguides.com, cpvacationclub.org and holidayinn.cn share IPs with grammerly.com.

Name Servers

grammerly.com's zone 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.

grammerly.com at least partially shares name servers with other domains, for example intercontinentaldoha.org, athlon64.ru, radiocitymusicawards.com, j4fstudios.net and sixsensesstkitts.com.

Host names with two IP numbers:

ns1.markmonitor.com points to 2620:10a:80a8::1 and 149.112.160.1.

ns2.markmonitor.com points to 2001:67c:10b8::1 and 176.97.158.1.

ns3.markmonitor.com points to 2620:10a:80a9::1 and 149.112.161.1.

ns4.markmonitor.com points to 2001:67c:1bc::1 and 192.174.68.1.

ns5.markmonitor.com points to 2620:10a:80a8::2 and 149.112.160.2.

ns6.markmonitor.com points to 2001:67c:10b8::3 and 176.97.158.3.

ns7.markmonitor.com points to 2620:10a:80a9::2 and 149.112.161.2.