signtree.io - robtex.com

signtree.io

DNSSEC🔒 Signed (DS record present)
A2606:4700:3033::6815:48f8🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:9bec🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.72.248Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.236🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSken.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b7f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRken.ns.cloudflare.com
A2803:f800:50::6ca2:c17f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRken.ns.cloudflare.com
A2a06:98c1:50::ac40:217f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRken.ns.cloudflare.com
A108.162.193.127🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRken.ns.cloudflare.com
A172.64.33.127🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRken.ns.cloudflare.com
A173.245.59.127🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRken.ns.cloudflare.com
NSnina.ns.cloudflare.com
A2606:4700:50::adf5:3a88🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
A2803:f800:50::6ca2:c088🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnina.ns.cloudflare.com
A2a06:98c1:50::ac40:2088🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnina.ns.cloudflare.com
A108.162.192.136🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
A172.64.32.136🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
A173.245.58.136🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnina.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26🇺🇸 Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google142.250.96.0/24
PTRgg-in-f27.1e100.net
TXTgoogle-site-verification=7oXtqmHxrZfADiMp8A2kuwE4JhqdWemierRxlo2hNFE
TXTv=spf1 include:_spf.google.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.72.248, 172.67.155.236
IPv62606:4700:3033::6815:48f8, 2606:4700:3037::ac43:9bec
SOAken.ns.cloudflare.comdns@cloudflare.com serial=2396465116

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐ 🔒
NSa2.nic.io 🔒
NSb0.nic.io 🔒
NSc0.nic.io 🔒
SOAa0.nic.iohostmaster@donuts.email serial=1771291657

Up

app.signtree.io

Same first word

signtree.com
signtree.io

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DNS History

11 records (11 active, 0 former)

NSken.ns.cloudflare.comnina.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.72.248172.67.155.2362606:4700:3033::6815:48f82606:4700:3037::ac43:9bec
●NSken.ns.cloudflare.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●NSnina.ns.cloudflare.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●MXalt3.aspmx.l.google.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●MXalt4.aspmx.l.google.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●MXaspmx.l.google.com2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●A104.21.72.2482026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●A172.67.155.2362026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●A2606:4700:3033::6815:48f82026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30
●A2606:4700:3037::ac43:9bec2026-02-15 → 2026-02-28 · 2 obs
● 2026-02-15 11:16:10
● 2026-02-28 01:45:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
signtree.ioken.ns.cloudflare.com, nina.ns.cloudflare.com-

✅ Authoritative Response

Server: 173.245.59.127

NS records: ken.ns.cloudflare.com, nina.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 894ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.72.248, 172.67.155.236
AAAA22606:4700:3037::ac43:9bec, 2606:4700:3033::6815:48f8
NS2ken.ns.cloudflare.com, nina.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=7oXtqmHxrZfADiM, v=spf1 include:_spf.google.com -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ken.ns.cloudflare.com dns.cloudflare.com

AI analysis

The parent of app.signtree.io is signtree.io.

signtree.io maps to four IP numbers: 2606:4700:3033::6815:48f8, 2606:4700:3037::ac43:9bec, 104.21.72.248 and 172.67.155.236.

Other host names, for instance mail.ruixiangkeji.net, balsam.be, tfgggiu.sbs, severinkoller.at and 139-5-32-135.static.pnetguard.net share IP numbers with signtree.io.

Two name servers ken.ns.cloudflare.com and nina.ns.cloudflare.com handle delegation for signtree.io.

signtree.io uses the same name server setup as other domains, for example brindleyplace.com, 4r.ro, bm.cc, lecaseantiche.it and skylore.com.

signtree.io partially shares name servers with other domains; examples include nagyag.digital, billbennett.co.nz, hooglandkozijnen.nl, fabiani.es and kingdomtotox41.com.

these name servers are commonly used with the name servers lisa.ns.cloudflare.com.

Host names with six IP numbers: ken.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7f, 2803:f800:50::6ca2:c17f, 2a06:98c1:50::ac40:217f, 108.162.193.127, 172.64.33.127 and 173.245.59.127; nina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a88, 2803:f800:50::6ca2:c088, 2a06:98c1:50::ac40:2088, 108.162.192.136, 172.64.32.136 and 173.245.58.136.

Five mail servers handle signtree.io: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

signtree.io shares some mail servers with other domains, at least partially, such as cintra.pl, ns500758.ns500758.ns500759.ns500758.ns500735.ns500736.ns500735.ns500576.ns500576.ns500576.ns500619.ns500576.trackreceptor.com, ns500731.ns500671.ns500742.ns500754.ns500754.ns500671.ns500704.ns500649.ns500649.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, ns500671.ns500754.ns500671.ns500671.ns500742.ns500704.ns500731.ns500671.ns500671.ns500291.ns500666.ns500291.ns500131.lustychickser.com and ceom.com.br.

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: 2607:f8b0:4004:c19::1b and 172.253.62.27

alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26

alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26

alt3.aspmx.l.google.com points to: 2607:f8b0:4024:c0d::1b and 192.178.152.26

alt4.aspmx.l.google.com points to: 2607:f8b0:4023:403::1a and 142.250.96.27