memorizer.co - robtex.com

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memorizer.co

DNSSEC⚠️ Not signed
A3.171.61.26πŸ‡ΊπŸ‡Έ Amazon
PTRserver-3-171-61-26.iad61.r.cloudfront.net
A3.171.61.31πŸ‡ΊπŸ‡Έ Amazon
A3.171.61.55πŸ‡ΊπŸ‡Έ Amazon
A3.171.61.91πŸ‡ΊπŸ‡Έ Amazon
NSns-435.awsdns-54.com ⭐
A2600:9000:5301:b300::1πŸ‡ΊπŸ‡Έ Amazon
PTRns-435.awsdns-54.com
A205.251.193.179πŸ‡ΊπŸ‡Έ Amazon
PTRns-435.awsdns-54.com
NSns-1071.awsdns-05.org
A2600:9000:5304:2f00::1πŸ‡ΊπŸ‡Έ Amazon
PTRns-1071.awsdns-05.org
A205.251.196.47πŸ‡ΊπŸ‡Έ Amazon
PTRns-1071.awsdns-05.org
NSns-1646.awsdns-13.co.uk
A2600:9000:5306:6e00::1πŸ‡ΊπŸ‡Έ Amazon
PTRns-1646.awsdns-13.co.uk
A205.251.198.110πŸ‡ΊπŸ‡Έ Amazon
PTRns-1646.awsdns-13.co.uk
NSns-695.awsdns-22.net
A2600:9000:5302:b700::1πŸ‡ΊπŸ‡Έ Amazon
PTRns-695.awsdns-22.net
A205.251.194.183πŸ‡ΊπŸ‡Έ Amazon
PTRns-695.awsdns-22.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1bπŸ‡ΊπŸ‡Έ Google
PTRbk-in-f27.1e100.net
A172.253.62.27πŸ‡ΊπŸ‡Έ Google
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1bπŸ‡ΊπŸ‡Έ Google
PTRyutulis-in-f27.1e100.net
A74.125.27.26πŸ‡ΊπŸ‡Έ Google
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1aπŸ‡ΊπŸ‡Έ Google
PTRyucbful-in-f26.1e100.net
A192.178.209.26πŸ‡ΊπŸ‡Έ Google
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1bπŸ‡ΊπŸ‡Έ Google
PTRmj-in-f27.1e100.net
A192.178.152.26πŸ‡ΊπŸ‡Έ Google
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1aπŸ‡ΊπŸ‡Έ Google
PTRgg-in-f26.1e100.net
A142.250.96.27πŸ‡ΊπŸ‡Έ Google
PTRgg-in-f27.1e100.net
TXTgoogle-site-verification=cRvRq2ShxV1_o3lsOKciZJyUMgIYpMNxP6Vel1W1O9w
TXTv=spf1 include:_spf.google.com include:sendgrid.net ~all
SOAns-435.awsdns-54.comawsdns-hostmaster@amazon.com serial=1

co

DNSSECπŸ”’ Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co πŸ”’
NSb.registrydns.co πŸ”’
NSc.registrydns.co πŸ”’
NSd.registrydns.co πŸ”’
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759588016

Up

Same first word

DNS History

17 records (13 active, 4 former)

NSns-1071.awsdns-05.orgns-1646.awsdns-13.co.ukns-435.awsdns-54.comns-695.awsdns-22.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA3.171.61.263.171.61.313.171.61.553.171.61.91108.138.233.100108.138.233.28108.138.233.86108.138.233.92
●NSns-1071.awsdns-05.org2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●NSns-1646.awsdns-13.co.uk2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●NSns-435.awsdns-54.com2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●NSns-695.awsdns-22.net2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●MXalt1.aspmx.l.google.com2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●MXalt2.aspmx.l.google.com2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●MXalt3.aspmx.l.google.com2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●MXalt4.aspmx.l.google.com2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
●MXaspmx.l.google.com2026-02-17 β†’ 2026-02-18 Β· 2 obs
● 2026-02-17 00:37:44
● 2026-02-18 10:09:28
β—‹A108.138.233.1002026-02-17 β†’ 2026-02-17 Β· 5 obs
● 2026-02-17 00:37:44
β—‹ 2026-02-17 15:10:08
● 2026-02-17 17:30:48
β—‹ 2026-02-18 10:09:26
β—‹ 2026-02-18 10:09:28
β—‹A108.138.233.282026-02-17 β†’ 2026-02-17 Β· 5 obs
● 2026-02-17 00:37:44
β—‹ 2026-02-17 15:10:08
● 2026-02-17 17:30:48
β—‹ 2026-02-18 10:09:26
β—‹ 2026-02-18 10:09:28
β—‹A108.138.233.862026-02-17 β†’ 2026-02-17 Β· 5 obs
● 2026-02-17 00:37:44
β—‹ 2026-02-17 15:10:08
● 2026-02-17 17:30:48
β—‹ 2026-02-18 10:09:26
β—‹ 2026-02-18 10:09:28
β—‹A108.138.233.922026-02-17 β†’ 2026-02-17 Β· 5 obs
● 2026-02-17 00:37:44
β—‹ 2026-02-17 15:10:08
● 2026-02-17 17:30:48
β—‹ 2026-02-18 10:09:26
β—‹ 2026-02-18 10:09:28
●A3.171.61.262026-02-17 β†’ 2026-02-18 Β· 5 obs
β—‹ 2026-02-17 00:37:44
● 2026-02-17 15:10:08
β—‹ 2026-02-17 17:30:48
● 2026-02-18 10:09:26
● 2026-02-18 10:09:28
●A3.171.61.312026-02-17 β†’ 2026-02-18 Β· 5 obs
β—‹ 2026-02-17 00:37:44
● 2026-02-17 15:10:08
β—‹ 2026-02-17 17:30:48
● 2026-02-18 10:09:26
● 2026-02-18 10:09:28
●A3.171.61.552026-02-17 β†’ 2026-02-18 Β· 5 obs
β—‹ 2026-02-17 00:37:44
● 2026-02-17 15:10:08
β—‹ 2026-02-17 17:30:48
● 2026-02-18 10:09:26
● 2026-02-18 10:09:28
●A3.171.61.912026-02-17 β†’ 2026-02-18 Β· 5 obs
β—‹ 2026-02-17 00:37:44
● 2026-02-17 15:10:08
β—‹ 2026-02-17 17:30:48
● 2026-02-18 10:09:26
● 2026-02-18 10:09:28

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coc.registrydns.co, a.registrydns.co, b.registrydns.co, d.registrydns.co-
memorizer.cons-1646.awsdns-13.co.uk, ns-435.awsdns-54.com, ns-1071.awsdns-05.org, ns-695.awsdns-22.net-

βœ… Authoritative Response

Server: 205.251.194.183

NS records: ns-1646.awsdns-13.co.uk, ns-435.awsdns-54.com, ns-1071.awsdns-05.org, ns-695.awsdns-22.net

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for memorizer.co (unsigned zone)

⏱️ Timing

Total: 481ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A43.171.61.91, 3.171.61.55...
NS4ns-1071.awsdns-05.org, ns-1646.awsdns-13.co.uk...
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=cRvRq2ShxV1_o3l, v=spf1 include:_spf.google.com include:s
SOA1ns-435.awsdns-54.com awsdns-hostmaster.a

AI analysis

The parent of www.memorizer.co is memorizer.co.

memorizer.co maps to four IP numbers: 3.171.61.26, 3.171.61.31, 3.171.61.55 and 3.171.61.91.

Other host names, for instance host.justeat.it, d3rzhjmpmjx88f.cloudfront.net, cjoy.com, 0.0.0-0-partner-centre-0.justeat.it and firmware.nms.mimosacloud.co share IP numbers with memorizer.co.

memorizer.co's delegation is handled by four name servers: ns-435.awsdns-54.com, ns-695.awsdns-22.net, ns-1071.awsdns-05.org and ns-1646.awsdns-13.co.uk.

memorizer.co partially shares name servers with other domains; examples include ausfis-members.com, diskretetreffen69.de, yearoftheflat.com, homeaway.tw and trulia-cdn.com.

These name servers commonly accompany ns-1325.awsdns-37.org, ns-52.awsdns-06.com, ns-824.awsdns-39.net and ns-1911.awsdns-46.co.uk.

Host names with two IPs:

ns-435.awsdns-54.com points to 2600:9000:5301:b300::1 and 205.251.193.179

ns-695.awsdns-22.net points to 2600:9000:5302:b700::1 and 205.251.194.183

ns-1071.awsdns-05.org points to 2600:9000:5304:2f00::1 and 205.251.196.47

ns-1646.awsdns-13.co.uk points to 2600:9000:5306:6e00::1 and 205.251.198.110

Five mail servers handle memorizer.co: 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.

memorizer.co shares some mail servers with other domains, at least partially, such as onnamedia.com, ns500693.ns500765.ns500693.ns500699.ns500693.ns500734.ns500693.ns500699.ns500693.ns500693.ns500699.ns500699.ns500588.ns500693.ns500683.ns500693.ns500683.dtrkdll.com, richardnicholas.com, carbonenterprises.co.uk and attentio.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