tis.sbc.com - robtex.com

tis.sbc.com

DNSSEC⚠️ Not signed
NSgd1a.attdns.com ⚠️ Not in zone NS records
A144.160.99.54🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRgd1a.attdns.com
NSgd2a.attdns.com ⚠️ Not in zone NS records
A144.160.128.155🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRgd2a.attdns.com
NSgd3a.attdns.com ⚠️ Not in zone NS records
A144.160.20.44🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRgd3a.attdns.com
NSgd4a.attdns.com ⚠️ Not in zone NS records
A144.160.229.15🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRgd4a.attdns.com

sbc.com

DNSSEC⚠️ Not signed
A144.160.143.62🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
NSns0.attdns.com ⭐
NSa1-212.akam.net
NSa14-65.akam.net
NSa4-66.akam.net
NSa5-67.akam.net
NSa8-64.akam.net
NSa9-66.akam.net
MXmx0a-00191d01.pphosted.com ⭐
MXmx0b-00191d01.pphosted.com ⭐
TXT_mb2uurqg8j1lwv5z39g4wuwu87ve8kn
TXTv=spf1 mx ~all
TXT_pyx1jp99jolay2qkkrzg1ipdhb5hqst
SOAns0.attdns.comeiss-dns@att.com 2026-04-15 #1
WOT: SAFE (70/100)
rank #131337 globally
rank #52861 in the tld
WOT: SAFE (89/100)
📈 Tranco rank: #30,179

Same first word

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tis.vn
tis.ag
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its.nc
sti.clinic
sti.ie
ist.com.tr
sti.waw.pl
sit.in
sit.lk
its.gd
tsi.careers
sti.as
sit.net
tsi.ie
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sti.kr
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sit.gob.pk
sti.bg
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sti.fyi
ist.co.za
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ist.to
tsi.lc
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its.lv
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tsi.limited
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sit.edu.vn
ist.gift
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sti.services
ist.swiss
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tsi.clothing
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sti.info
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ist.net.au
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sti.de
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ist.biz
its.sr
ist.us.com
its.net.br
its.com.tw
its.pe
sit.jp
sit.moe
ist.wang
tsi.ai
sit.business
tsi.at
sti.spb.ru
its.org.ua
sti.co.at
sit.edu.sc
sti.es
ist.com.co
sit.tj
its.no
sti.click
sti.com.co
sit.puglia.it
ist.com.pl
its.bg
sti.tw
ist.technology
its.net
its.xyz
its.ulsan.kr
ist.edu.br
ist.dk
its.bet
its.ltd
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tsi.cn
sit.ltd
ist.me
ist.su
its.in
tsi.it
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sti.nyc
its.nl

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSgd1a.attdns.comgd2a.attdns.comgd3a.attdns.comgd4a.attdns.comA144.160.125.452001:1890:1286:221::4:100cCNAMEtis.sbc.mps.attdns.net
●NSgd1a.attdns.com2026-04-06 → 2026-05-09 · 2 obs
● 2026-04-06 21:44:58
● 2026-05-09 14:22:20
●NSgd2a.attdns.com2026-04-06 → 2026-05-09 · 2 obs
● 2026-04-06 21:44:58
● 2026-05-09 14:22:20
●NSgd3a.attdns.com2026-04-06 → 2026-05-09 · 2 obs
● 2026-04-06 21:44:58
● 2026-05-09 14:22:20
●NSgd4a.attdns.com2026-04-06 → 2026-05-09 · 2 obs
● 2026-04-06 21:44:58
● 2026-05-09 14:22:20
○A144.160.125.452015-07-09 → 2016-06-29 · 4 obs
● 2015-07-09 00:32:52
● 2016-06-29 00:20:54
○ 2026-04-06 21:44:58
○ 2026-05-09 14:22:20
○A2001:1890:1286:221::4:100c2015-07-09 → 2016-06-29 · 4 obs
● 2015-07-09 00:32:52
● 2016-06-29 00:20:54
○ 2026-04-06 21:44:58
○ 2026-05-09 14:22:20
○CNAMEtis.sbc.mps.attdns.net2015-07-09 → 2016-06-29 · 4 obs
● 2015-07-09 00:32:52
● 2016-06-29 00:20:54
○ 2026-04-06 21:44:58
○ 2026-05-09 14:22:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net...-
sbc.coma4-66.akam.net, a5-67.akam.net, a1-212.akam.net, a9-66.akam.net...-
tis.sbc.comgd4a.attdns.com, gd2a.attdns.com, gd1a.attdns.com, gd3a.attdns.com-

✅ Authoritative Response

Server:144.160.20.44

NS records: gd4a.attdns.com, gd2a.attdns.com, gd1a.attdns.com, gd3a.attdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sbc.com (unsigned zone)

⏱️ Timing

Total: 3487ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

tis.sbc.com is delegated to four name servers: gd1a.attdns.com, gd2a.attdns.com, gd3a.attdns.com and gd4a.attdns.com.

tis.sbc.com at least partially shares name servers with other domains, for instance opusmobiled42.att.net, opusmobiled13.att.net, faccess.att.com, opusmobilea10.att.net and opusmobiled14.att.net.

Host names with one IP number:

gd1a.attdns.com points to 144.160.99.54.

gd2a.attdns.com points to 144.160.128.155.

gd3a.attdns.com points to 144.160.20.44.

gd4a.attdns.com points to 144.160.229.15.