coursetakers.com - robtex.com

coursetakers.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c541🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:44ae🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.68.174Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.197.65🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclay.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b58🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclay.ns.cloudflare.com
A2803:f800:50::6ca2:c158🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRclay.ns.cloudflare.com
A2a06:98c1:50::ac40:2158🇺🇸 Cloudflare2a06:98c1:50::/45
PTRclay.ns.cloudflare.com
A108.162.193.88🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclay.ns.cloudflare.com
A172.64.33.88🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclay.ns.cloudflare.com
A173.245.59.88🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclay.ns.cloudflare.com
NScloe.ns.cloudflare.com
A2606:4700:50::adf5:3a56🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
A2803:f800:50::6ca2:c056🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcloe.ns.cloudflare.com
A2a06:98c1:50::ac40:2056🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcloe.ns.cloudflare.com
A108.162.192.86🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
A172.64.32.86🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
A173.245.58.86🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
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
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26🇺🇸 Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google142.250.96.0/24
PTRgg-in-f27.1e100.net
TXTgoogle-site-verification=WY9xiBAfl6jlrhpEhizCngtx9rQvQcs8A0QkWWnjujw
TXTgoogle-site-verification=qhaz8RZlFM87m9PHVabDE_1-lWlD9enxAy8y8dHdHEs
TXTv=spf1 include:_spf.google.com -all
TXTv=spf1 include:servers.mcsv.net ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.68.174, 172.67.197.65
IPv62606:4700:3032::ac43:c541, 2606:4700:3035::6815:44ae
SOAclay.ns.cloudflare.comdns@cloudflare.com serial=2394334883

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
rank #805484 globally
rank #367743 in the tld
📈 Tranco rank: #155,092

Same first word

coursetakers.com
coursetakers.ae

DNS History

17 records (11 active, 6 former)

2017201820192020202120222023202420252026NSclay.ns.cloudflare.comcloe.ns.cloudflare.comns41.domaincontrol.comns42.domaincontrol.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA104.21.68.174172.67.197.652606:4700:3032::ac43:c5412606:4700:3035::6815:44ae50.63.202.4452.212.1.80
●NSclay.ns.cloudflare.com2026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
●NScloe.ns.cloudflare.com2026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
○NSns41.domaincontrol.com2016-01-24 → 2018-01-01 · 4 obs
● 2016-01-24 14:28:40
● 2018-01-01 17:04:26
○ 2026-02-16 14:25:18
○ 2026-02-28 17:11:02
○NSns42.domaincontrol.com2016-01-24 → 2018-01-01 · 4 obs
● 2016-01-24 14:28:40
● 2018-01-01 17:04:26
○ 2026-02-16 14:25:18
○ 2026-02-28 17:11:02
●MXalt1.aspmx.l.google.com2016-01-24 → 2026-02-28 · 2 obs
● 2016-01-24 14:28:40
● 2026-02-28 17:11:02
●MXalt2.aspmx.l.google.com2016-01-24 → 2026-02-28 · 2 obs
● 2016-01-24 14:28:40
● 2026-02-28 17:11:02
●MXalt3.aspmx.l.google.com2026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
●MXalt4.aspmx.l.google.com2026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
●MXaspmx.l.google.com2016-01-24 → 2026-02-28 · 2 obs
● 2016-01-24 14:28:40
● 2026-02-28 17:11:02
○MXaspmx2.googlemail.com2016-01-24 → 2018-01-01 · 4 obs
● 2016-01-24 14:28:40
● 2018-01-01 17:04:26
○ 2026-02-16 14:25:18
○ 2026-02-28 17:11:02
○MXaspmx3.googlemail.com2016-01-24 → 2018-01-01 · 4 obs
● 2016-01-24 14:28:40
● 2018-01-01 17:04:26
○ 2026-02-16 14:25:18
○ 2026-02-28 17:11:02
●A104.21.68.1742026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
●A172.67.197.652026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
●A2606:4700:3032::ac43:c5412026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
●A2606:4700:3035::6815:44ae2026-02-16 → 2026-02-28 · 3 obs
○ 2018-01-01 17:04:26
● 2026-02-16 14:25:18
● 2026-02-28 17:11:02
○A50.63.202.442016-01-24 → 2016-12-31 · 4 obs
● 2016-01-24 14:28:40
● 2016-12-31 03:06:26
○ 2018-01-01 17:04:26
○ 2026-02-28 17:11:02
○A52.212.1.802018-01-01 → 2018-01-01 · 4 obs
○ 2016-12-31 03:06:26
● 2018-01-01 17:04:26
○ 2026-02-16 14:25:18
○ 2026-02-28 17:11:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
coursetakers.comcloe.ns.cloudflare.com, clay.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.193.88

NS records: cloe.ns.cloudflare.com, clay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursetakers.com (unsigned zone)

⏱️ Timing

Total: 153ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.197.65, 104.21.68.174
AAAA22606:4700:3035::6815:44ae, 2606:4700:3032::ac43:c541
NS2clay.ns.cloudflare.com, cloe.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT4google-site-verification=WY9xiBAfl6jlrhp, google-site-verification=qhaz8RZlFM87m9P...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1clay.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cloe.ns.cloudflare.com, cloe.ns.cloudflare.com, cloe.ns.cloudflare.com...)

Analysis

IP Addresses

coursetakers.com refers to four IP numbers: 2606:4700:3032::ac43:c541, 2606:4700:3035::6815:44ae, 104.21.68.174 and 172.67.197.65.

Other host names, for instance nxtcommunity.org, www.villaconciergebali.com, camnangtuvanduhoc.com, businessforneweurope.org and web.bymdev.com share IP numbers with coursetakers.com.

Name Servers

coursetakers.com's delegation uses two name servers: clay.ns.cloudflare.com and cloe.ns.cloudflare.com.

coursetakers.com uses the same name server setup as other domains, such as coursetakers.ae, expandtogether.com, nustar.ph, insanitywithstyle.com and thenewknew.com.

coursetakers.com at least partially shares name servers with other domains, including twotoesupgreatmassage.com, designbeats.net, craseconstruction.com, 11cfcp.com and mt5kaihu.com.

These name servers are commonly used with ulla.ns.cloudflare.com.

Host names with six IP numbers:

clay.ns.cloudflare.com points to 2606:4700:58::adf5:3b58, 2803:f800:50::6ca2:c158, 2a06:98c1:50::ac40:2158, 108.162.193.88, 172.64.33.88 and 173.245.59.88.

cloe.ns.cloudflare.com points to 2606:4700:50::adf5:3a56, 2803:f800:50::6ca2:c056, 2a06:98c1:50::ac40:2056, 108.162.192.86, 172.64.32.86 and 173.245.58.86.

Mail Servers

coursetakers.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.

coursetakers.com shares at least some mail servers with other domains, for example foryoureternity.com, expressaltus.com, ns500758.ns500759.ns500698.ns500759.ns500758.ns500735.ns500735.ns500735.ns500735.ns500736.ns500698.ns500735.ns500708.ns500708.ns500576.ns500686.ns500619.trackreceptor.com, ns500734.ns500699.ns500693.ns500699.ns500588.ns500699.ns500699.ns500699.ns500693.ns500699.ns500632.ns500612.ns500588.ns500632.ns500612.ns500578.ns500110.dtrkdll.com and ns500671.ns500754.ns500671.ns500754.ns500671.ns500742.ns500671.ns500671.ns500731.ns500705.ns500671.ns500678.ns500678.ns500142.lusty(0x736c7574)z.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.