1st.com - robtex.com

1st.com

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
PTRip-76-76-21-21.defastlink.net
NSns-108.awsdns-13.com ⭐
A2600:9000:5300:6c00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-108.awsdns-13.com
A205.251.192.108🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-108.awsdns-13.com
NSns-1307.awsdns-35.org
A2600:9000:5305:1b00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1307.awsdns-35.org
A205.251.197.27🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1307.awsdns-35.org
NSns-1547.awsdns-01.co.uk
A2600:9000:5306:b00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1547.awsdns-01.co.uk
A205.251.198.11🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1547.awsdns-01.co.uk
NSns-687.awsdns-21.net
A2600:9000:5302:af00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-687.awsdns-21.net
A205.251.194.175🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-687.awsdns-21.net
MX1st-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c901::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl2pr04cu00201.inbound.protection.outlook.com
A2a01:111:f403:c902::7🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj0pr02cu00107.inbound.protection.outlook.com
A2a01:111:f403:c902::16🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-byapr04cu00306.inbound.protection.outlook.com
A2a01:111:f403:c931::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sa9pr03cu00201.inbound.protection.outlook.com
A52.101.9.2🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-mn2pr02cu00202.inbound.protection.outlook.com
A52.101.10.6🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn1pr21cu00106.inbound.protection.outlook.com
A52.101.10.10🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn8pr05cu00102.inbound.protection.outlook.com
A52.101.194.3🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ch1pr04cu00103.inbound.protection.outlook.com
TXT202005221305175r5ghuv7q0b2emz9hdmn3pnyasxg8h1phhp7598de4ho1eu72i
TXT2024081621465837gueluejchohbl1opzm70dmfzvbnszinty9wm04v80uifqyhk
TXT202508182105335fowg2y73aclhcs1hiwma22xtlnn1838775yqcaeangvvbkj5j
TXT6iiu6Szvk0cuWHHlSspR5w5n8jv7XPvLIrSKsMVZnCAivNhVtFQQF0Png3/5mqM60jUZNBpPcQSBk...
TXTCge5jFIqA74H3VuyQtaSZv1desUapGBVPKdR7gzJCCLekrkovttoF/BLR2RTzXC8+Oyv6QbVAmpB/...
TXTRBeVBDDUDzQYpAUY_xfvO_5wseb9KRgU8kArrRJkURg
TXTatlassian-domain-verification=0XPlA/3hh5sjzJAt/DzPW9Eq4CbGsf9Jdq3Gd08rEDOIKsq...
TXTgoogle-site-verification=CWd4P15Re0DzDRGByBwVgO10TgabO7j7aj_hD2piQdA
TXTgoogle-site-verification=GmCQCFtD0bvPPfz81vKwoBJGi0MaUPXDDQdAZMxsMYk
TXTgoogle-site-verification=NDMPdEwTvItZQRcefUVQ-NFygPgbfeOqu_RD7CmMRHo
TXTgoogle-site-verification=SPpf4lngFtwW8MivRGDBdMKb3AcqwkSB1fHu6mbSGA8
TXTknowbe4-site-verification=517bb6050a1fdc681a3f33575f984778
TXTlvqskf4y8j8vry646g192g06w93wg7lr
TXTv=spf1 ip4:199.96.46.0/24 ip4:199.127.240.0/21 ip4:66.193.103.0/24 ip4:208.10...
TXTwp-site-verification=SgNcBIAQsuEhp9R5HuiC
SOAns-108.awsdns-13.comawsdns-hostmaster@amazon.com serial=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
rank #172344 globally
rank #70668 in the tld
📈 Tranco rank: #277,209

Subdomains

www.1st.com
experience.1st.com
auth.1st.com
liability.1st.com

Same first word

1st.se
1st.fm
1st.am
1st.jp
1st.ug
1st.net.au
1st.airforce
1st.plus
1st.exchange
1st.academy
1st.estate
1st.center
1st.ren
1st.mobi
1st.be
1st.hk
1st.io
1st.ca
1st.hu
1st.co.kr
1st.express
1st.ltd
1st.ski
1st.shop
1st.onl
1st.report
1st.com
1st.golf
1st.biz
1st.ws
1st.de
1st.md
1st.garden
1st.lu
1st.ir
1st.co.jp
1st.mn
1st.net.ua
1st.co.in
1st.moe
1st.education
1st.com.ua
1st.gr.jp
1st.si
1st.technology
1st.to
1st.racing
1st.sk
1st.it
1st.poker
1st.info
1st.pp.ua
1st.tv
1st.ee
1st.supplies
1st.net
1st.game
1st.asia
1st.su
1st.bike
1st.cash
1st.space
1st.in
1st.finance
1st.fi
1st.mba
1st.domains
1st.fit
1st.ac
1st.news
1st.re
1st.limited
1st.ne.jp
1st.com.pl
1st.at
1st.nl
1st.ge
1st.istanbul
1st.ch
1st.us
1st.com.cn
1st.college
1st.management

Similar names

s1t.top
st1.biz
1ts.in
st1.kr
t1s.ru
ts1.co.jp
s1t.eu
ts1.in
ts1.net
st1.cl
st1.at
st1.net.br
t1s.net
1ts.co.uk
s1t.co
ts1.at
st1.me
st1.dk
ts1.me
st1.nl
t1s.pl
ts1.ch
ts1.co.uk
ts1.cz
ts1.dev
t1s.co.uk
st1.net
ts1.dk
t1s.biz
ts1.org
1ts.com.cn
ts1.biz
st1.no
ts1.com
ts1.no
ts1.de
st1.cz
1ts.at
st1.fi
st1.com
t1s.de
s1t.net
ts1.us
t1s.org
1ts.cc
t1s.us
ts1.com.ua
ts1.eu
1ts.fun
st1.ac.th
st1.ch
ts1.com.cn
ts1.nl
ts1.ru
ts1.dyndns.org
1ts.ru
st1.se
st1.one
1ts.com
1ts.pl
st1.ca
st1.eu
ts1.cn
st1.de
t1s.co.jp
1ts.cn
t1s.me
st1.cn

DNS History

16 records (6 active, 10 former)

2008201020122014201620182020202220242026NSns-108.awsdns-13.comns-1307.awsdns-35.orgns-1547.awsdns-01.co.ukns-687.awsdns-21.netns0.netbenefit.co.ukns1.netbenefit.co.ukns1.speednames.comns2.speednames.comMX1st-com.mail.protection.outlook.commx1.netbenefit.co.ukmx2.netbenefit.co.ukmxa.speednames.commxb.speednames.comA76.76.21.21185.35.151.41213.210.37.53
●NSns-108.awsdns-13.com2026-02-16 → 2026-03-10 · 3 obs
○ 2017-02-05 01:33:48
● 2026-02-16 09:00:42
● 2026-03-10 08:37:08
●NSns-1307.awsdns-35.org2026-02-16 → 2026-03-10 · 3 obs
○ 2017-02-05 01:33:48
● 2026-02-16 09:00:42
● 2026-03-10 08:37:08
●NSns-1547.awsdns-01.co.uk2026-02-16 → 2026-03-10 · 3 obs
○ 2017-02-05 01:33:48
● 2026-02-16 09:00:42
● 2026-03-10 08:37:08
●NSns-687.awsdns-21.net2026-02-16 → 2026-03-10 · 3 obs
○ 2017-02-05 01:33:48
● 2026-02-16 09:00:42
● 2026-03-10 08:37:08
○NSns0.netbenefit.co.uk2007-10-24 → 2015-07-16 · 4 obs
● 2007-10-24 05:20:38
● 2015-07-16 21:33:36
○ 2015-11-18 21:47:06
○ 2026-03-10 08:37:08
○NSns1.netbenefit.co.uk2007-10-24 → 2015-07-16 · 4 obs
● 2007-10-24 05:20:38
● 2015-07-16 21:33:36
○ 2015-11-18 21:47:06
○ 2026-03-10 08:37:08
○NSns1.speednames.com2015-11-18 → 2017-02-05 · 5 obs
○ 2015-07-16 21:33:36
● 2015-11-18 21:47:06
● 2017-02-05 01:33:48
○ 2026-02-16 09:00:42
○ 2026-03-10 08:37:08
○NSns2.speednames.com2015-11-18 → 2017-02-05 · 5 obs
○ 2015-07-16 21:33:36
● 2015-11-18 21:47:06
● 2017-02-05 01:33:48
○ 2026-02-16 09:00:42
○ 2026-03-10 08:37:08
●MX1st-com.mail.protection.outlook.com2026-02-16 → 2026-03-10 · 3 obs
○ 2017-02-05 01:33:48
● 2026-02-16 09:00:42
● 2026-03-10 08:37:08
○MXmx1.netbenefit.co.uk2007-10-24 → 2015-07-16 · 4 obs
● 2007-10-24 05:20:38
● 2015-07-16 21:33:36
○ 2015-11-18 21:47:06
○ 2026-03-10 08:37:08
○MXmx2.netbenefit.co.uk2007-10-24 → 2015-07-16 · 4 obs
● 2007-10-24 05:20:38
● 2015-07-16 21:33:36
○ 2015-11-18 21:47:06
○ 2026-03-10 08:37:08
○MXmxa.speednames.com2015-11-18 → 2017-02-05 · 5 obs
○ 2015-07-16 21:33:36
● 2015-11-18 21:47:06
● 2017-02-05 01:33:48
○ 2026-02-16 09:00:42
○ 2026-03-10 08:37:08
○MXmxb.speednames.com2015-11-18 → 2017-02-05 · 5 obs
○ 2015-07-16 21:33:36
● 2015-11-18 21:47:06
● 2017-02-05 01:33:48
○ 2026-02-16 09:00:42
○ 2026-03-10 08:37:08
○A185.35.151.412015-07-16 → 2017-02-05 · 5 obs
○ 2007-10-24 05:20:38
● 2015-07-16 21:33:36
● 2017-02-05 01:33:48
○ 2026-02-16 09:00:42
○ 2026-03-10 08:37:08
○A213.210.37.532007-10-24 → 2007-10-24 · 3 obs
● 2007-10-24 05:20:38
○ 2015-07-16 21:33:36
○ 2026-03-10 08:37:08
●A76.76.21.212026-02-16 → 2026-03-10 · 3 obs
○ 2017-02-05 01:33:48
● 2026-02-16 09:00:42
● 2026-03-10 08:37:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
1st.comns-108.awsdns-13.com, ns-687.awsdns-21.net, ns-1547.awsdns-01.co.uk, ns-1307.awsdns-35.org1 record

✅ Authoritative Response

Server: 205.251.192.108

NS records: ns-108.awsdns-13.com, ns-687.awsdns-21.net, ns-1547.awsdns-01.co.uk, ns-1307.awsdns-35.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1st.com (unsigned zone)

⏱️ Timing

Total: 609ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS4ns-108.awsdns-13.com, ns-1307.awsdns-35.org...
MX11st-com.mail.protection.outlook.com (pri
TXT15202005221305175r5ghuv7q0b2emz9hdmn3pnyas, 2024081621465837gueluejchohbl1opzm70dmfz...
SOA1ns-108.awsdns-13.com awsdns-hostmaster.a

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-108.awsdns-13.com)

Analysis

Hierarchy

1st.com is parent of www.1st.com, experience.1st.com, auth.1st.com and liability.1st.com.

IP Addresses

1st.com resolves to a single IP address: 76.76.21.21.

Other host names including marbles.io, hbk.com.au, curatax.de, keystrok.es and postkrisi.com share IP numbers with 1st.com.

Name Servers

1st.com is delegated to four name servers: ns-108.awsdns-13.com, ns-687.awsdns-21.net, ns-1307.awsdns-35.org and ns-1547.awsdns-01.co.uk.

1st.com at least partially shares name servers with other domains, including prodigygame.com, iubh-berufsbegleitendesstudium.de, casinofm.de, d27pdrwqhi1e7u.cloudfront.net and globalworkstravel.com.

Hosts with two IP numbers:

Host ns-108.awsdns-13.com points to 2600:9000:5300:6c00::1 and 205.251.192.108

Host ns-687.awsdns-21.net points to 2600:9000:5302:af00::1 and 205.251.194.175

Host ns-1307.awsdns-35.org points to 2600:9000:5305:1b00::1 and 205.251.197.27

Host ns-1547.awsdns-01.co.uk points to 2600:9000:5306:b00::1 and 205.251.198.11

Mail Servers

1st.com is handled by a single mail server, 1st-com.mail.protection.outlook.com.

Hostname 1st-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c901::1, 2a01:111:f403:c902::7, 2a01:111:f403:c902::16, 2a01:111:f403:c931::1, 52.101.9.2, 52.101.10.6, 52.101.10.10 and 52.101.194.3.