ysb.mail.yahoo.com - robtex.com

ysb.mail.yahoo.com

CNAMEgeoycpi-uno-lite.gycpi.b.yahoodns.net
DNSSEC⚠️ Not signed
A66.218.84.42🇺🇸 Yahoo66.218.84.0/24 Verizon Media BF1
PTRo1.ycpi.vip.bf1.yahoo.com
A66.218.84.43🇺🇸 Yahoo66.218.84.0/24 Verizon Media BF1

mail.yahoo.com

CNAMEedge.gycpi.b.yahoodns.net
DNSSEC⚠️ Not signed
A2001:4998:14:800::1000🇺🇸 Yahoo-SK12001:4998:14::/48 Yahoo DCA
A2001:4998:14:800::1001🇺🇸 Yahoo-SK12001:4998:14::/48 Yahoo DCA
A69.147.92.11🇺🇸 Yahoo-SK169.147.92.0/24 Verizon Media DCA
A69.147.92.12🇺🇸 Yahoo-SK169.147.92.0/24 Verizon Media DCA
WOT: SAFE (93/100)
🔒 HSTS Preload
WOT: SAFE (93/100)

Same first word

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ysb.jp
ysb.org
ysb.ru
ysb.on.ca
ysb.it
ysb.co.uk
ysb.net
ysb.ca
ysb.cc
ysb.hu
ysb.bet
ysb.co
ysb.co.il
ysb.se
ysb.eu
ysb.co.kr
ysb.cn
ysb.com
ysb.dk
ysb.co.nz
ysb.kr
ysb.pl
ysb.net.au

Similar names

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sby.cc
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bsy.co
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bsy.com.br
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bys.com.vn
syb.nu
bys.co.uk
bys.it
bys.com.mx
syb.in
ybs.be
ybs.com.tr
sby.org
bys.ru
bys.net
bys.com.tr
syb.by
syb.de
ybs.com.my
bys.eu
syb.lv
bys.us
syb.ac.cn
sby.jp
sby.me
ybs.co.za
bys.cl
bsy.js.cn
bys.asn.au
bys.fr
ybs.in
bys.com.au
ybs.co
sby.tv
sby.ro
bys.co.jp
bsy.se
ybs.com.tw
bys.co.il
ybs.webredirect.org
sby.com
sby.it
bsy.be
ybs.co.il
bsy.co.th
ybs.es
syb.org.cn
syb.ch
bys.co
bsy.ca
ybs.no
sby.dk
ybs.co.jp
ybs.jp
bys.cn
bys.com
sby.at
syb.sh
bsy.net
bys.cz
syb.com.vn
bys.in
ybs.ca
bsy.de
sby.com.my
bys.mobi
bsy.es
bys.ma
syb.ro
syb.fi
syb.kr
bys.se
bys.red
syb.hu
syb.ren
bys.vn
bsy.lt
sby.nl
syb.co.jp
sby.eu
ybs.pl
bsy.com
bys.nu
bsy.ru
bys.com.pl
bsy.me
syb.uk.com
syb.net.cn
sby.com.tr
ybs.me
sby.cn
ybs.de
syb.com
bys.com.es
syb.co
ybs.net
bys.sk
bsy.uz
bys.ee
ybs.tv
sby.de
bys.org.mo
bys.jp
sby.ca
sby.net
bys.ca
bys.ch
ybs.io
bys.no
bsy.fr
bsy.no
bsy.org
ybs.li
syb.se

DNS History

10 records (1 active, 9 former)

2017201820192020202120222023202420252026A217.12.1.150217.12.1.151217.12.1.155217.12.1.1562a00:1288:12c:2::100b2a00:1288:12c:2::100c2a00:1288:12c:2::40002a00:1288:12c:2::4001CNAMEgeoycpi-uno-lite.gycpi.b.yahoodns.netfd-geoycpi-uno.gycpi.b.yahoodns.net
○A217.12.1.1502016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A217.12.1.1512016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A217.12.1.1552016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A217.12.1.1562016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A2a00:1288:12c:2::100b2016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A2a00:1288:12c:2::100c2016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A2a00:1288:12c:2::40002016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○A2a00:1288:12c:2::40012016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
○CNAMEfd-geoycpi-uno.gycpi.b.yahoodns.net2016-12-04 → 2016-12-04 · 3 obs
● 2016-12-04 20:30:02
○ 2026-03-24 19:41:26
○ 2026-04-23 21:35:16
●CNAMEgeoycpi-uno-lite.gycpi.b.yahoodns.net2026-03-24 → 2026-04-23 · 3 obs
○ 2016-12-04 20:30:02
● 2026-03-24 19:41:26
● 2026-04-23 21:35:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
yahoo.comns1.yahoo.com, ns5.yahoo.com, ns2.yahoo.com, ns3.yahoo.com...-

✅ Authoritative Response

Server:68.180.131.16

NS records: ns1.yahoo.com, ns5.yahoo.com, ns2.yahoo.com, ns3.yahoo.com, ns4.yahoo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yahoo.com (unsigned zone)

⏱️ Timing

Total: 296ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1geoycpi-uno-lite.gycpi.b.yahoodns.net

Analysis

IP Addresses

Two IP numbers are pointed to by ysb.mail.yahoo.com: 66.218.84.42 and 66.218.84.43.

other host names include 1qoj25fng.wc.06yahoo.com, 36y3p6tte.wc.06yahoo.com, 12lwiweqg.wc.06yahoo.com, 19cv2x04g.wc.06yahoo.com and 32muqa7tf.wc.06yahoo.com; they share IP numbers with ysb.mail.yahoo.com.