is281.com - robtex.com

is281.com

DNSSEC⚠️ Not signed
A104.16.158.133Cloudflare104.16.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.16.159.133Cloudflare104.16.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.18.189.233Cloudflare104.18.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.18.190.233Cloudflare104.18.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns10.dnsmadeeasy.com ⭐
A2600:1800:10::1🇺🇸 Tiggee2600:1800:10::/48 DNS Made Easy anycast network
PTRns10.dnsmadeeasy.com
A208.94.148.4🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network
PTRns10.dnsmadeeasy.com
NSns1.edlio.com
A208.94.148.4🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network
PTRns10.dnsmadeeasy.com
NSns2.edlio.com
A208.80.124.4🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network
PTRns11.dnsmadeeasy.com
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c19::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrp-in-f27.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXis281.com.s9a1.psmtp.com ⭐
MXis281.com.s9a2.psmtp.com(2)
MXis281.com.s9b1.psmtp.com(3)
MXis281.com.s9b2.psmtp.com(4)
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4003:c4a::1a🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f26.1e100.net
A142.251.96.27🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com include:send.edlio.com ~all
SOAns10.dnsmadeeasy.comdns@dnsmadeeasy.com serial=2009025249

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=1774700687

Same first word

is281.com

Similar names

si128.com

DNS History

24 records (16 active, 8 former)

20162017201820192020202120222023202420252026NSns1.edlio.comns10.dnsmadeeasy.comns2.edlio.comns23.domaincontrol.comns24.domaincontrol.compark23.secureserver.netpark24.secureserver.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comis281.com.s9a1.psmtp.comis281.com.s9a2.psmtp.comis281.com.s9b1.psmtp.comis281.com.s9b2.psmtp.comaspmx2.googlemail.comaspmx3.googlemail.comA104.16.158.133104.16.159.133104.18.189.233104.18.190.233184.168.221.24184.168.221.29
●NSns1.edlio.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●NSns10.dnsmadeeasy.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●NSns2.edlio.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
○NSns23.domaincontrol.com2015-07-10 → 2017-03-30 · 4 obs
● 2015-07-10 15:39:20
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
○NSns24.domaincontrol.com2015-07-10 → 2017-03-30 · 4 obs
● 2015-07-10 15:39:20
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
○NSpark23.secureserver.net2017-03-30 → 2017-03-30 · 4 obs
○ 2015-07-10 15:39:20
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
○NSpark24.secureserver.net2017-03-30 → 2017-03-30 · 4 obs
○ 2015-07-10 15:39:20
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
●MXalt1.aspmx.l.google.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
●MXalt2.aspmx.l.google.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
●MXalt3.aspmx.l.google.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●MXalt4.aspmx.l.google.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●MXaspmx.l.google.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
○MXaspmx2.googlemail.com2015-07-10 → 2017-03-30 · 4 obs
● 2015-07-10 15:39:20
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
○MXaspmx3.googlemail.com2015-07-10 → 2017-03-30 · 4 obs
● 2015-07-10 15:39:20
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
●MXis281.com.s9a1.psmtp.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
●MXis281.com.s9a2.psmtp.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
●MXis281.com.s9b1.psmtp.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
●MXis281.com.s9b2.psmtp.com2015-07-10 → 2026-03-28 · 2 obs
● 2015-07-10 15:39:20
● 2026-03-28 12:52:36
●A104.16.158.1332026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●A104.16.159.1332026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●A104.18.189.2332026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
●A104.18.190.2332026-03-28 → 2026-03-28 · 3 obs
○ 2017-03-30 14:45:36
● 2026-03-28 12:52:34
● 2026-03-28 12:52:36
○A184.168.221.242015-11-15 → 2017-03-30 · 5 obs
○ 2015-07-10 15:39:20
● 2015-11-15 21:55:02
● 2017-03-30 14:45:36
○ 2026-03-28 12:52:34
○ 2026-03-28 12:52:36
○A184.168.221.292015-07-10 → 2015-07-10 · 3 obs
● 2015-07-10 15:39:20
○ 2015-11-15 21:55:02
○ 2026-03-28 12:52:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
is281.comns1.edlio.com, ns2.edlio.com2 records

✅ Authoritative Response

Server:208.94.148.4

NS records: ns1.edlio.com, ns2.edlio.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for is281.com (unsigned zone)

⏱️ Timing

Total: 140ms | Queries: -

📄 Records

TypeCountSample Data
A4104.16.159.133, 104.18.189.233...
NS2ns2.edlio.com, ns1.edlio.com
MX9is281.com.s9a1.psmtp.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.google.com include:s
SOA1ns10.dnsmadeeasy.com dns.dnsmadeeasy.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.edlio.com, ns2.edlio.com)

Analysis

IP Addresses

is281.com maps to four IP numbers: 104.16.158.133, 104.16.159.133, 104.18.189.233 and 104.18.190.233.

Other host names, for instance elportalmiddle.org, youngachieversschool.org, ybarraacademy.org, ecapcs.org and reginotredame.ca share IP numbers with is281.com.

Name Servers

is281.com is delegated to three name servers: ns10.dnsmadeeasy.com, ns1.edlio.com and ns2.edlio.com.

is281.com partially shares name servers with other domains; examples include mediafiber.com, stpaulstracy.org, smithbro.com, 32mail.com and ccsd1.k12.wy.us.

These name servers are commonly used with ns11.dnsmadeeasy.com, ns12.dnsmadeeasy.com, ns13.dnsmadeeasy.com, ns14.dnsmadeeasy.com, ns15.dnsmadeeasy.com and ns20.digicertdns.com.

Hostnames with two IPs:

Host ns10.dnsmadeeasy.com points to 2600:1800:10::1 and 208.94.148.4.

Hostnames with a single IP:

Host ns1.edlio.com points to 208.94.148.4.

Host ns2.edlio.com points to 208.80.124.4.

Hostnames pointing to 208.94.148.4: ns10.dnsmadeeasy.com and ns1.edlio.com.

Mail Servers

is281.com is handled by nine mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, is281.com.s9a1.psmtp.com, is281.com.s9a2.psmtp.com, is281.com.s9b1.psmtp.com and is281.com.s9b2.psmtp.com.

is281.com shares some mail servers with other domains, at least partially, such as ns500693.ns500699.ns500693.ns500693.ns500699.ns500588.ns500699.ns500693.ns500683.ns500632.ns500588.ns500612.ns500588.ns500612.dtrkdll.com, ns500693.ns500734.ns500693.ns500693.ns500699.ns500699.ns500734.ns500699.ns500588.ns500588.ns500683.ns500693.ns500683.ns500699.ns500632.ns500110.dtrkdll.com, ns500599.ns500599.ns500724.ns500737.ns500724.ns500737.ns500737.ns500599.ns500599.ns500737.ns500724.ns500583.ns500599.ns500697.ns500631.www.yummyflingsfinder.com, ns500698.ns500758.ns500698.ns500698.ns500735.ns500735.ns500736.ns500698.ns500735.ns500735.ns500735.ns500708.ns500698.ns500619.ns500686.ns500619.ns500619.trackreceptor.com and ns500765.ns500693.ns500734.ns500734.ns500734.ns500734.ns500699.ns500699.ns500693.ns500699.ns500588.ns500588.ns500612.ns500612.ns500588.ns500588.dtrkdll.com.

These mail servers are often used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to: 2a00:1450:4009:c19::1b and 192.178.223.27

alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1a and 108.177.123.26

alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.26

alt3.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1b and 172.253.145.27

alt4.aspmx.l.google.com points to: 2607:f8b0:4003:c4a::1a and 142.251.96.27