combinedstudy.com - robtex.com

combinedstudy.com

DNSSEC⚠️ Not signed
A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A52.44.244.98🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix
A54.165.131.183🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix
NSns1.namebrightdns.com ⭐
A2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:7107:667d:570b:171e🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:36f4:3cd1:55dc:15🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.208.27.76🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-208-27-76.compute-1.amazonaws.com
A13.222.185.86🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
PTRec2-13-222-185-86.compute-1.amazonaws.com
NSns2.namebrightdns.com
A2600:1f18:683a:ae1a:1dc6:2e82:f754:42f2🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:5fd0:44f5:517a:9aeb🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A54.89.122.29🇺🇸 Amazon54.89.0.0/16 EC2 IAD prefix
PTRec2-54-89-122-29.compute-1.amazonaws.com
A54.210.156.168🇺🇸 Amazon54.210.0.0/16 EC2 IAD VPC Address Range
PTRec2-54-210-156-168.compute-1.amazonaws.com
A100.30.180.112🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix
PTRec2-100-30-180-112.compute-1.amazonaws.com
MXmail1.namebrightmail.com ⭐
A66.35.35.26🇺🇸 IMDC66.35.35.0/24
PTRmail1.namebrightmail.com
MXmail2.namebrightmail.com ⭐
A66.35.35.28🇺🇸 IMDC66.35.35.0/24
PTRmail2.namebrightmail.com
TXTgoogle-site-verification=YourUniqueGoogleVerificationCode
TXTv=spf1 a:smtpout1.namebrightmail.com a:smtpout2.namebrightmail.com include:na...
SOAns1.namebrightdns.comdns@namebright.com 2026-03-20 #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

combinedstudy.com

DNS History

36 records (8 active, 28 former)

200920112013201520172019202120232025NSns1.namebrightdns.comns2.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comyns1.yahoo.comyns2.yahoo.comMXmail1.namebrightmail.commail2.namebrightmail.comanmail.namebrightmail.commx1.biz.mail.yahoo.commx5.biz.mail.yahoo.comA2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a52.44.244.9854.165.131.183107.21.42.142107.23.160.218107.23.198.24052.204.129.2252.206.43.23452.4.72.13754.174.149.3054.174.31.25454.208.74.21554.209.90.8154.210.33.19054.236.123.22454.85.127.7068.142.212.12368.142.212.12468.142.212.12568.142.212.12668.142.212.12768.142.212.128CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.comhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com
●NSns1.namebrightdns.com2015-06-02 → 2026-03-20 · 6 obs
○ 2008-03-13 01:32:58
● 2015-06-02 16:51:12
● 2015-10-19 09:09:56
○ 2015-12-24 21:51:00
● 2016-04-01 22:09:44
● 2026-03-20 18:23:16
●NSns2.namebrightdns.com2015-06-02 → 2026-03-20 · 7 obs
○ 2008-03-13 01:32:58
● 2015-06-02 16:51:12
● 2015-10-19 09:09:56
○ 2015-12-24 21:51:00
○ 2016-04-01 22:09:44
● 2016-09-12 06:56:10
● 2026-03-20 18:23:16
○NSnsg1.namebrightdns.com2015-12-24 → 2016-04-01 · 5 obs
○ 2015-10-19 09:09:56
● 2015-12-24 21:51:00
● 2016-04-01 22:09:44
○ 2016-09-12 06:56:10
○ 2026-03-20 18:23:16
○NSnsg2.namebrightdns.com2015-12-24 → 2016-04-01 · 5 obs
○ 2015-10-19 09:09:56
● 2015-12-24 21:51:00
● 2016-04-01 22:09:44
○ 2016-09-12 06:56:10
○ 2026-03-20 18:23:16
○NSyns1.yahoo.com2008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○NSyns2.yahoo.com2008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○MXanmail.namebrightmail.com2015-06-02 → 2015-06-02 · 4 obs
○ 2008-03-13 01:32:58
● 2015-06-02 16:51:12
○ 2015-10-19 09:09:56
○ 2026-03-20 18:23:16
●MXmail1.namebrightmail.com2026-03-18 → 2026-03-20 · 3 obs
○ 2015-10-19 09:09:56
● 2026-03-18 03:33:54
● 2026-03-20 18:23:16
●MXmail2.namebrightmail.com2026-03-18 → 2026-03-20 · 3 obs
○ 2015-10-19 09:09:56
● 2026-03-18 03:33:54
● 2026-03-20 18:23:16
○MXmx1.biz.mail.yahoo.com2008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○MXmx5.biz.mail.yahoo.com2008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○A107.21.42.1422016-04-01 → 2016-04-01 · 4 obs
○ 2015-12-24 21:51:00
● 2016-04-01 22:09:44
○ 2016-09-12 06:56:10
○ 2026-03-20 18:23:16
○A107.23.160.2182015-12-24 → 2015-12-24 · 4 obs
○ 2015-10-19 09:09:56
● 2015-12-24 21:51:00
○ 2016-04-01 22:09:44
○ 2026-03-20 18:23:16
○A107.23.198.2402016-09-12 → 2016-09-12 · 4 obs
○ 2016-04-01 22:09:44
● 2016-09-12 06:56:10
○ 2017-04-06 18:14:38
○ 2026-03-20 18:23:16
●A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-03-18 → 2026-03-20 · 3 obs
○ 2017-04-06 18:14:38
● 2026-03-18 03:33:54
● 2026-03-20 18:23:16
●A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-03-18 → 2026-03-20 · 3 obs
○ 2017-04-06 18:14:38
● 2026-03-18 03:33:54
● 2026-03-20 18:23:16
○A52.204.129.222017-04-06 → 2017-04-06 · 4 obs
○ 2016-09-12 06:56:10
● 2017-04-06 18:14:38
○ 2026-03-18 03:33:54
○ 2026-03-20 18:23:16
○A52.206.43.2342016-09-12 → 2016-09-12 · 4 obs
○ 2016-04-01 22:09:44
● 2016-09-12 06:56:10
○ 2017-04-06 18:14:38
○ 2026-03-20 18:23:16
○A52.4.72.1372016-09-12 → 2016-09-12 · 4 obs
○ 2016-04-01 22:09:44
● 2016-09-12 06:56:10
○ 2017-04-06 18:14:38
○ 2026-03-20 18:23:16
●A52.44.244.982026-03-18 → 2026-03-20 · 3 obs
○ 2017-04-06 18:14:38
● 2026-03-18 03:33:54
● 2026-03-20 18:23:16
●A54.165.131.1832026-03-18 → 2026-03-20 · 3 obs
○ 2017-04-06 18:14:38
● 2026-03-18 03:33:54
● 2026-03-20 18:23:16
○A54.174.149.302016-04-01 → 2016-04-01 · 4 obs
○ 2015-12-24 21:51:00
● 2016-04-01 22:09:44
○ 2016-09-12 06:56:10
○ 2026-03-20 18:23:16
○A54.174.31.2542015-06-02 → 2015-10-19 · 5 obs
○ 2008-03-13 01:32:58
● 2015-06-02 16:51:12
● 2015-10-19 09:09:56
○ 2015-12-24 21:51:00
○ 2026-03-20 18:23:16
○A54.208.74.2152015-06-02 → 2015-10-19 · 5 obs
○ 2008-03-13 01:32:58
● 2015-06-02 16:51:12
● 2015-10-19 09:09:56
○ 2015-12-24 21:51:00
○ 2026-03-20 18:23:16
○A54.209.90.812015-12-24 → 2015-12-24 · 4 obs
○ 2015-10-19 09:09:56
● 2015-12-24 21:51:00
○ 2016-04-01 22:09:44
○ 2026-03-20 18:23:16
○A54.210.33.1902016-09-12 → 2016-09-12 · 4 obs
○ 2016-04-01 22:09:44
● 2016-09-12 06:56:10
○ 2017-04-06 18:14:38
○ 2026-03-20 18:23:16
○A54.236.123.2242016-09-12 → 2016-09-12 · 4 obs
○ 2016-04-01 22:09:44
● 2016-09-12 06:56:10
○ 2017-04-06 18:14:38
○ 2026-03-20 18:23:16
○A54.85.127.702017-04-06 → 2017-04-06 · 4 obs
○ 2016-09-12 06:56:10
● 2017-04-06 18:14:38
○ 2026-03-18 03:33:54
○ 2026-03-20 18:23:16
○A68.142.212.1232008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○A68.142.212.1242008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○A68.142.212.1252008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○A68.142.212.1262008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○A68.142.212.1272008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○A68.142.212.1282008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 01:32:58
○ 2015-06-02 16:51:12
○ 2026-03-20 18:23:16
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-02 → 2016-09-12 · 5 obs
○ 2008-03-13 01:32:58
● 2015-06-02 16:51:12
● 2016-09-12 06:56:10
○ 2017-04-06 18:14:38
○ 2026-03-20 18:23:16
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-06 → 2017-04-06 · 4 obs
○ 2016-09-12 06:56:10
● 2017-04-06 18:14:38
○ 2026-03-18 03:33:54
○ 2026-03-20 18:23:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
combinedstudy.comns1.namebrightdns.com, ns2.namebrightdns.com10 records

✅ Authoritative Response

Server: 3.89.158.22

NS records: ns1.namebrightdns.com, ns2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for combinedstudy.com (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

TypeCountSample Data
A254.165.131.183, 52.44.244.98
AAAA22600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a
NS2ns2.namebrightdns.com, ns1.namebrightdns.com
MX2mail1.namebrightmail.com (pri: 10), mail2.namebrightmail.com (pri: 10)
TXT2google-site-verification=YourUniqueGoogl, v=spf1 a:smtpout1.namebrightmail.com a:s
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

IP Addresses

combinedstudy.com points to four IP numbers: 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 52.44.244.98 and 54.165.131.183.

Other host names including extremityfracture.com, takip2018.com, burgerplease.com, lotofstock.com and 2020twenty.net share IP numbers with combinedstudy.com.

Name Servers

combinedstudy.com's delegation uses two name servers, ns1.namebrightdns.com and ns2.namebrightdns.com.

combinedstudy.com shares the same name server setup as other domains, for example feednuts.com, mail.dunyahaberleri.com, mariodelmonaco.com, avocard.com and martechshow.com.

combinedstudy.com at least partially shares name servers with other domains, including queenofcurves.com, arcvc.com, minnesotaangler.com, leo00.com and girltuan.com.

these name servers are commonly used with nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Five IP numbers per host:

ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0, 2600:1f18:683a:ae1a:7107:667d:570b:171e, 2600:1f18:683a:ae1b:36f4:3cd1:55dc:15, 3.208.27.76 and 13.222.185.86

ns2.namebrightdns.com points to 2600:1f18:683a:ae1a:1dc6:2e82:f754:42f2, 2600:1f18:683a:ae1b:5fd0:44f5:517a:9aeb, 54.89.122.29, 54.210.156.168 and 100.30.180.112

Mail Servers

combinedstudy.com is handled by two mail servers: mail1.namebrightmail.com and mail2.namebrightmail.com.

combinedstudy.com shares its mail server setup with other domains, including russianlaw.org, casinotitan.com, dropcatch359.com, rarelist.com and donatepage.com.

combinedstudy.com shares some mail servers with other domains, for example ukmedia.net and artquiz.com.

These mail servers are often used together with aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

Host names with a single IP:

mail1.namebrightmail.com points to 66.35.35.26.

mail2.namebrightmail.com points to 66.35.35.28.