nyiso.com - robtex.com

nyiso.com

DNSSEC⚠️ Not signed
NSftp3.nyiso.com ⭐
A2620:44:1:1::11🇺🇸 AS229272000::/3
PTRftp3.nyiso.com
A204.152.46.11🇺🇸 NEWYO-23-Z204.152.46.0/24 SP-NYISO
NSftp.nyiso.com
A2620:44:0:1::11🇺🇸 NEWYO-23-Z2620:44::/48 New York Independent System Operator, Inc.
PTRftp.nyiso.com
A204.152.47.11🇺🇸 NEWYO-23-Z204.152.47.0/24 SP-NYISO
NSftp2.nyiso.com
A2620:44:0:1::12🇺🇸 NEWYO-23-Z2620:44::/48 New York Independent System Operator, Inc.
PTRftp2.nyiso.com
A204.152.47.12🇺🇸 NEWYO-23-Z204.152.47.0/24 SP-NYISO
NSftp4.nyiso.com
A2620:44:1:1::12🇺🇸 AS229272000::/3
PTRftp4.nyiso.com
A204.152.46.12🇺🇸 NEWYO-23-Z204.152.46.0/24 SP-NYISO
MXnyiso-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c91d::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mw2pr04cu00100.inbound.protection.outlook.com
A2a01:111:f403:c92c::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-dm6pr03cu00401.inbound.protection.outlook.com
A2a01:111:f403:f908::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn8pr05cu00102.inbound.protection.outlook.com
A2a01:111:f403:f912::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-cy5pr03cu00200.inbound.protection.outlook.com
A52.101.9.24🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl2pr02cu00400.inbound.protection.outlook.com
A52.101.11.2🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sn1pr03cu00102.inbound.protection.outlook.com
A52.101.41.56🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr21cu00100.inbound.protection.outlook.com
A52.101.50.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr03cu00404.inbound.protection.outlook.com
TXTMS=47A9B13693C2F2A3FB931A846AF98CA07207088B
TXTMS=ms57955072
TXTpegasus
TXTv=spf1 ip4:204.152.46.132 ip4:204.152.47.132 ip4:136.147.176.237 include:res....
TXTsending_domain302901=664907f35755564e931e10ee80637a5abece9dd1ee2969a1c047770d...
TXTTrqI2NiVRiZjX+6VtTu4wBKniEEykYTrdYNBBdkKIl5nVhAEwzvSI/ci32HwKiQ80EeyBYamk4REi...
TXTfluffy
TXTcitrix.mobile.ads.otp=hrunmlnjkhf45pshcz2k
TXTdocusign=2b17d9ba-a2a7-4fa1-a185-2a7b4b1b0783
TXTcanva-site-verification=k1ha8XSY5y6fWOWouyoDEw
TXTcisco-ci-domain-verification=6b5db433b493099fe37e15b4bf3644b7c8075867cc0d8b68...
SOAftp2.nyiso.comipsupport@nyiso.com 2026-02-18 #2

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 #175036 globally
rank #71803 in the tld
WOT: SAFE (73/100)
📈 Tranco rank: #76,993

Subdomains

ftp4.nyiso.com
mail.nyiso.com
mailgtw2.nyiso.com
www.nyiso.com
marketplacetest.nyiso.com
dssqa.nyiso.com
reference.nyiso.com
ftp3.nyiso.com
randall.nyiso.com
ftp.nyiso.com
m2mtest.nyiso.com
ftp2.nyiso.com
mis.nyiso.com

Same first word

nyiso.com
nyiso.us
nyiso.co
nyiso.mobi

Similar names

ionys.at
synio.org
nysio.com
syino.com
iosyn.com
ionys.fr
siyon.cn
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sinyo.com
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ionys.ch
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soyni.com
noysi.myshopify.com
sinyo.nl
sonyi.de
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isyon.com
yoins.nl
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synio.net
yosin.com.tw
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noisy.ru
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noisy.land
ionys.com.py

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSftp.nyiso.comftp2.nyiso.comftp3.nyiso.comftp4.nyiso.comMXnyiso-com.mail.protection.outlook.comfluffy.nyiso.commailgtw1.nyiso.commailgtw2.nyiso.compegasus.nyiso.com
●NSftp.nyiso.com2015-08-04 → 2026-03-01 · 2 obs
● 2015-08-04 10:14:36
● 2026-03-01 20:46:24
●NSftp2.nyiso.com2015-08-04 → 2026-03-01 · 2 obs
● 2015-08-04 10:14:36
● 2026-03-01 20:46:24
●NSftp3.nyiso.com2015-08-04 → 2026-03-01 · 2 obs
● 2015-08-04 10:14:36
● 2026-03-01 20:46:24
●NSftp4.nyiso.com2015-08-04 → 2026-03-01 · 2 obs
● 2015-08-04 10:14:36
● 2026-03-01 20:46:24
○MXfluffy.nyiso.com2015-08-04 → 2016-07-28 · 4 obs
● 2015-08-04 10:14:36
● 2016-07-28 22:19:46
○ 2016-12-03 12:20:42
○ 2026-03-01 20:46:24
○MXmailgtw1.nyiso.com2016-12-03 → 2021-07-01 · 5 obs
○ 2016-07-28 22:19:46
● 2016-12-03 12:20:42
● 2021-07-01 02:47:06
○ 2026-02-14 23:57:24
○ 2026-03-01 20:46:24
○MXmailgtw2.nyiso.com2016-12-03 → 2021-07-01 · 5 obs
○ 2016-07-28 22:19:46
● 2016-12-03 12:20:42
● 2021-07-01 02:47:06
○ 2026-02-14 23:57:24
○ 2026-03-01 20:46:24
●MXnyiso-com.mail.protection.outlook.com2026-02-14 → 2026-03-01 · 3 obs
○ 2021-07-01 02:47:06
● 2026-02-14 23:57:24
● 2026-03-01 20:46:24
○MXpegasus.nyiso.com2015-08-04 → 2016-07-28 · 4 obs
● 2015-08-04 10:14:36
● 2016-07-28 22:19:46
○ 2016-12-03 12:20:42
○ 2026-03-01 20:46:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
nyiso.comftp.nyiso.com, ftp2.nyiso.com, ftp3.nyiso.com, ftp4.nyiso.com4 records

✅ Authoritative Response

Server: 204.152.47.11

NS records: ftp.nyiso.com, ftp2.nyiso.com, ftp3.nyiso.com, ftp4.nyiso.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nyiso.com (unsigned zone)

⏱️ Timing

Total: 269ms | Queries: -

📄 Records

TypeCountSample Data
NS4ftp3.nyiso.com, ftp.nyiso.com...
MX1nyiso-com.mail.protection.outlook.com (p
TXT11pegasus, MS=47A9B13693C2F2A3FB931A846AF98CA072070...
SOA1ftp2.nyiso.com ipsupport.nyiso.com

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ftp.nyiso.com, ftp2.nyiso.com, ftp3.nyiso.com...)

Analysis

Hierarchy

nyiso.com is a parent of ftp4.nyiso.com, mail.nyiso.com, mailgtw2.nyiso.com, www.nyiso.com and marketplacetest.nyiso.com, plus a few other host names.

Name Servers

nyiso.com is delegated to four name servers: ftp2.nyiso.com, ftp3.nyiso.com, ftp4.nyiso.com and ftp.nyiso.com.

nyiso.com partially shares name servers with other domains, for instance 47.152.204.in-addr.arpa.

Host names with two IP numbers:

ftp2.nyiso.com resolves to 2620:44:0:1::12 and 204.152.47.12.

ftp3.nyiso.com resolves to 2620:44:1:1::11 and 204.152.46.11.

ftp4.nyiso.com resolves to 2620:44:1:1::12 and 204.152.46.12.

ftp.nyiso.com resolves to 2620:44:0:1::11 and 204.152.47.11.

Mail Servers

The mail server for nyiso.com is nyiso-com.mail.protection.outlook.com.

Host nyiso-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c91d::, 2a01:111:f403:c92c::1, 2a01:111:f403:f908::2, 2a01:111:f403:f912::, 52.101.9.24, 52.101.11.2, 52.101.41.56 and 52.101.50.4.