eisai.com - robtex.com

eisai.com

DNSSEC⚠️ Not signed
A54.64.19.250🇯🇵 Amazon54.64.0.0/15 EC2 NRT prefix
PTRec2-54-64-19-250.ap-northeast-1.compute.amazonaws.com
A70.105.77.0🇺🇸 AS70170.105.64.0/19 MCI Communications Services, LLC d/b/a Verizon Business
NSa1-66.akam.net ⭐
A2600:1401:2::42🇺🇸 Akamai2600:1401:2::/48 Technologies
PTRa1-66.akam.net
PTRns1-66.akam.net
A193.108.91.66🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-66.akam.net
PTRns1-66.akam.net
NSa1-135.akam.net
A2600:1401:2::87🇺🇸 Akamai2600:1401:2::/48 Technologies
PTRa1-135.akam.net
PTRns1-135.akam.net
A193.108.91.135🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-135.akam.net
PTRns1-135.akam.net
NSa11-66.akam.net
A2600:1480:1::42🇺🇸 Akamai2600:1480:1::/48 Technologies
PTRa11-66.akam.net
PTRns4-66.akam.net
A84.53.139.66🇳🇱 Akamai84.53.139.0/24 Technologies
PTRa11-66.akam.net
PTRns4-66.akam.net
NSa16-67.akam.net
A2600:1406:1b::43🇺🇸 Akamai2600:1406:1b::/48 Technologies
PTRa16-67.akam.net
A23.211.132.67🇺🇸 Akamai23.211.132.0/24 Technologies
PTRa16-67.akam.net
NSa18-64.akam.net
A2600:1480:4800::40🇺🇸 Akamai2600:1480:4800::/48 Technologies
PTRa18-64.akam.net
A95.101.36.64🇳🇱 Akamai95.101.36.0/24 Technologies
PTRa18-64.akam.net
NSa26-65.akam.net
A2600:1480:b800::41🇺🇸 Akamai2600:1480:b800::/48 Technologies
PTRa26-65.akam.net
A23.74.25.65🇺🇸 Akamai23.74.25.0/24 Technologies
PTRa26-65.akam.net
NSa7-66.akam.net
A2600:1406:32::42🇺🇸 Akamai2600:1406:32::/48 Technologies
PTRa7-66.akam.net
PTRns3-66.akam.net
A23.61.199.66🇺🇸 Akamai23.61.199.0/24 Technologies
PTRa7-66.akam.net
PTRns3-66.akam.net
MXmx1.hc5257-81.iphmx.com ⭐
A23.90.101.73🇺🇸 CISCO-123.90.101.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.143.44🇺🇸 CISCO-1216.71.143.0/24 170 West Tasman Drive San Jose CA 95134 United States
MXmx2.hc5257-81.iphmx.com ⭐
A23.90.101.73🇺🇸 CISCO-123.90.101.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.143.44🇺🇸 CISCO-1216.71.143.0/24 170 West Tasman Drive San Jose CA 95134 United States
TXTv=spf1 ip4:65.222.204.128/29 ip4:64.212.42.50/28 ip4:173.251.54.0/24 ip4:216....
TXTsmartsheet-site-validation=4kkMmttA3b_Jb4DFkiCQOz12NsBt5v4T
TXT_cbc-idp-site-verification-7d24c6=9d3c11b6d130de019b7c3ab84ddee91d4817a84cfa6...
TXTvWZBCnkHdRJW3DUmKg/cPDVZy8NzuyfB1eSOASaCS/IVNA8QHd53FENESFlsi/LAFwsPFohU1zuND...
TXTatlassian-domain-verification=DKN5aew8PGFuJoldLMoEOKlC/hykCtcMkOROO7I3a1hMbvD...
TXTgoogle-site-verification=SyQ0NZqTwiRC9lp8koyBV2iqNcfH8UU1JRmX0EwGBsQ
TXTopenai-domain-verification=dv-TZrzaIL8QopZUkntbpA8iDx8
TXT1f2kpgd0xyg7cn4k933mmq0h3jxkht9j@
TXT6rvjrpfmjvbnt1hbcf3l48sgaf
TXTapple-domain-verification=n5RdIYmo6ySGKlFV
TXT_o8empkgnnvaf0fld3497gkbits017fj
TXTamazonses:z09kUlsrqq+FdgX49Y6qbz9A1nxhIfbruwMtgSwH9qs=
TXTbvnvqyxd8jbyh65ytmtsll897lblkwkd
TXTMS=ms31898891
TXTpexip-ms-tenant-domain-verification=711a1ef9-5059-44bd-9fac-4eebcaf08c56
TXTdocusign=e6c322a3-7fe5-46a3-a5e1-11519bc5dbf1
TXTmindmanager-verification=062270213e5b151da9684f997d1fd734d368ad4eb56f6c67fc56...
TXTdocusign=02b9849f-43d9-4130-8af5-405a3de2a5c5
TXTun3ouuoqpce06tf0fd6phfi9dg
TXTgoogle-site-verification=g4myDWCgq5OqxjKcb79Imywqb55HSKh0l2atXOEyh8A
TXTMS=ms57623310
SOAa1-66.akam.netadmin@dnstinations.com serial=608

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 #57563 globally
rank #25728 in the tld
WOT: UNKNOWN (75/100)
📈 Tranco rank: #147,847

Subdomains

ns2.eisai.com
teanotsmtp02.eisai.com
www.eisai.com
andvmail01.eisai.com
andvcluster01.eisai.com
mail.eisai.com
us.eisai.com
njmail5.eisai.com
biogen.eisai.com
meetingroomguide.eisai.com
ns1.eisai.com
ca.eisai.com
ctd.eisai.com
mx.eisai.com
exchange.eisai.com
njmail7.eisai.com
eri.eisai.com
njmail6.eisai.com

Same first word

eisai.tv
eisai.co.in
eisai.de
eisai.com.mx
eisai.jp
eisai.com.au
eisai.com.cn
eisai.org
eisai.se
eisai.cn
eisai.ru
eisai.co.kr
eisai.net
eisai.biz
eisai.com
eisai.co.jp
eisai.us
eisai.co.id
eisai.nl
eisai.co
eisai.ch
eisai.at
eisai.ca
eisai.co.th
eisai.ie
eisai.gr
eisai.es
eisai.com.tw
eisai.lt
eisai.com.ph
eisai.me
eisai.eu
eisai.fr

Similar names

seiai.or.jp
eiisa.fi
iisea.cn
seiai.xyz
aisei.or.jp
aisei.biz
ieisa.com
seiai.com
iasie.com
iasei.org
seiai.ac.jp
aiesi.it
seiai.jp
iaesi.com
eiisa.com
saeii.com
aisie.com
aisei.cn
esaii.com
aisie.fr
seiai.ed.jp
aiesi.com
easii.org
saiei.com
eiasi.com
easii.co
saiei.net
iseai.org
iisea.com
aisei.info
eaisi.com
aesii.com
aesii.es
isaie.org
easii.com
aisei.co.jp
iasie.cz
isiae.com
iaesi.org.il
aseii.com
isiea.com
seaii.com
aisei.net
iaies.com
sieai.com
iiesa.com.mx
aisei.org
saiie.it
ieais.com
iesai.com
seiai.net
asiei.com
iseai.com
easii.net

DNS History

24 records (11 active, 13 former)

20162017201820192020202120222023202420252026NSa1-135.akam.neta1-66.akam.neta11-66.akam.neta16-67.akam.neta18-64.akam.neta26-65.akam.neta7-66.akam.netbdiia01.fnfis.comns1.acompany.globalns1.eisai.comns1.fisglobal.comns1.fsiwebs.netns2.acompany.globalns2.eisai.comns2.fisglobal.comns2.fsiwebs.netns3.acompany.globalns3.fisglobal.comMXmx1.hc5257-81.iphmx.commx2.hc5257-81.iphmx.comcluster8.us.messagelabs.comcluster8a.us.messagelabs.comA54.64.19.25070.105.77.0
●NSa1-135.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●NSa1-66.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●NSa11-66.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●NSa16-67.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●NSa18-64.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●NSa26-65.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●NSa7-66.akam.net2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
○NSbdiia01.fnfis.com2017-03-26 → 2017-09-05 · 5 obs
○ 2017-01-09 02:12:02
● 2017-03-26 18:02:12
● 2017-09-05 09:24:32
○ 2018-11-05 05:18:02
○ 2026-03-13 00:58:22
○NSns1.acompany.global2021-03-21 → 2021-04-01 · 5 obs
○ 2019-11-13 18:02:20
● 2021-03-21 00:20:22
● 2021-04-01 06:46:30
○ 2026-02-15 12:18:02
○ 2026-03-13 00:58:22
○NSns1.eisai.com2015-08-20 → 2017-01-09 · 4 obs
● 2015-08-20 07:41:24
● 2017-01-09 02:12:02
○ 2017-03-26 18:02:12
○ 2026-03-13 00:58:22
○NSns1.fisglobal.com2017-03-26 → 2019-11-13 · 5 obs
○ 2017-01-09 02:12:02
● 2017-03-26 18:02:12
● 2019-11-13 18:02:20
○ 2021-03-21 00:20:22
○ 2026-03-13 00:58:22
○NSns1.fsiwebs.net2015-08-20 → 2017-01-09 · 4 obs
● 2015-08-20 07:41:24
● 2017-01-09 02:12:02
○ 2017-03-26 18:02:12
○ 2026-03-13 00:58:22
○NSns2.acompany.global2021-03-21 → 2021-04-01 · 5 obs
○ 2019-11-13 18:02:20
● 2021-03-21 00:20:22
● 2021-04-01 06:46:30
○ 2026-02-15 12:18:02
○ 2026-03-13 00:58:22
○NSns2.eisai.com2015-08-20 → 2017-01-09 · 4 obs
● 2015-08-20 07:41:24
● 2017-01-09 02:12:02
○ 2017-03-26 18:02:12
○ 2026-03-13 00:58:22
○NSns2.fisglobal.com2017-03-26 → 2019-11-13 · 5 obs
○ 2017-01-09 02:12:02
● 2017-03-26 18:02:12
● 2019-11-13 18:02:20
○ 2021-03-21 00:20:22
○ 2026-03-13 00:58:22
○NSns2.fsiwebs.net2015-08-20 → 2017-01-09 · 4 obs
● 2015-08-20 07:41:24
● 2017-01-09 02:12:02
○ 2017-03-26 18:02:12
○ 2026-03-13 00:58:22
○NSns3.acompany.global2021-03-21 → 2021-04-01 · 5 obs
○ 2019-11-13 18:02:20
● 2021-03-21 00:20:22
● 2021-04-01 06:46:30
○ 2026-02-15 12:18:02
○ 2026-03-13 00:58:22
○NSns3.fisglobal.com2017-03-26 → 2019-11-13 · 5 obs
○ 2017-01-09 02:12:02
● 2017-03-26 18:02:12
● 2019-11-13 18:02:20
○ 2021-03-21 00:20:22
○ 2026-03-13 00:58:22
○MXcluster8.us.messagelabs.com2015-08-20 → 2021-04-01 · 4 obs
● 2015-08-20 07:41:24
● 2021-04-01 06:46:30
○ 2026-02-15 12:18:02
○ 2026-03-13 00:58:22
○MXcluster8a.us.messagelabs.com2015-08-20 → 2021-04-01 · 4 obs
● 2015-08-20 07:41:24
● 2021-04-01 06:46:30
○ 2026-02-15 12:18:02
○ 2026-03-13 00:58:22
●MXmx1.hc5257-81.iphmx.com2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●MXmx2.hc5257-81.iphmx.com2026-02-15 → 2026-03-13 · 3 obs
○ 2021-04-01 06:46:30
● 2026-02-15 12:18:02
● 2026-03-13 00:58:22
●A54.64.19.2502015-08-20 → 2026-03-13 · 2 obs
● 2015-08-20 07:41:24
● 2026-03-13 00:58:22
●A70.105.77.02015-09-20 → 2026-03-13 · 3 obs
○ 2015-08-20 07:41:24
● 2015-09-20 22:52:48
● 2026-03-13 00:58:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
eisai.coma11-66.akam.net, a7-66.akam.net, a16-67.akam.net, a18-64.akam.net...-

✅ Authoritative Response

Server: 84.53.139.66

NS records: a11-66.akam.net, a7-66.akam.net, a16-67.akam.net, a18-64.akam.net, a26-65.akam.net, a1-135.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for eisai.com (unsigned zone)

⏱️ Timing

Total: 741ms | Queries: -

📄 Records

TypeCountSample Data
A254.64.19.250, 70.105.77.0
NS6a7-66.akam.net, a18-64.akam.net...
MX2mx1.hc5257-81.iphmx.com (pri: 10), mx2.hc5257-81.iphmx.com (pri: 10)
TXT21vWZBCnkHdRJW3DUmKg/cPDVZy8NzuyfB1eSOASaC, smartsheet-site-validation=4kkMmttA3b_Jb...
SOA1a1-66.akam.net admin.dnstinations.com

Analysis

Hierarchy

eisai.com is the parent of ns2.eisai.com, teanotsmtp02.eisai.com, www.eisai.com, andvmail01.eisai.com, andvcluster01.eisai.com and several other host names.

IP Addresses

eisai.com points to two IP numbers: 54.64.19.250 and 70.105.77.0.

Other host names, for instance ec2-54-64-19-250.ap-northeast-1.compute.amazonaws.com, share IP numbers with eisai.com.

Name Servers

eisai.com delegates to seven name servers: a1-135.akam.net, a1-66.akam.net, a11-66.akam.net, a16-67.akam.net, a18-64.akam.net, a26-65.akam.net and a7-66.akam.net.

eisai.com at least partially shares its name servers with other domains, for instance landrover.co.uk, malegislature.gov, monki.brussels, 130.5.203.in-addr.arpa and 149.131.216.in-addr.arpa.

These name servers are commonly used with a13-67.akam.net, a6-65.akam.net, a5-65.akam.net, a9-66.akam.net, a3-66.akam.net, a8-66.akam.net, a10-67.akam.net, a12-67.akam.net, a4-67.akam.net and a14-65.akam.net.

Host names with two IP numbers

Host name a1-135.akam.net points to 2600:1401:2::87 and 193.108.91.135

Host name a1-66.akam.net points to 2600:1401:2::42 and 193.108.91.66

Host name a11-66.akam.net points to 2600:1480:1::42 and 84.53.139.66

Host name a16-67.akam.net points to 2600:1406:1b::43 and 23.211.132.67

Host name a18-64.akam.net points to 2600:1480:4800::40 and 95.101.36.64

Host name a26-65.akam.net points to 2600:1480:b800::41 and 23.74.25.65

Host name a7-66.akam.net points to 2600:1406:32::42 and 23.61.199.66

Mail Servers

Two mail servers mx1.hc5257-81.iphmx.com and mx2.hc5257-81.iphmx.com handle eisai.com.

eisai.com shares the same mail server setup as other domains, for instance eisaiinnovation.com.

eisai.com shares some mail servers with other domains at least partially, for example morphotek.com.

Host names with two IP numbers:

The host names mx1.hc5257-81.iphmx.com and mx2.hc5257-81.iphmx.com point to 23.90.101.73 and 216.71.143.44.

Host names that point to 23.90.101.73: mx1.hc5257-81.iphmx.com and mx2.hc5257-81.iphmx.com.

Host names that point to 216.71.143.44: mx1.hc5257-81.iphmx.com and mx2.hc5257-81.iphmx.com.