oncallr.app - robtex.com
oncallr.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:bdd6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:9f8🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.9.248Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.189.214🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | karl.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bbe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1be🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21be🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 108.162.193.190🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 172.64.33.190🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 173.245.59.190🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| NS | sneh.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26a2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sneh.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sneh.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sneh.ns.cloudflare.com | ||||||
| A | 108.162.194.162🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sneh.ns.cloudflare.com | ||||||
| A | 162.159.38.162Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sneh.ns.cloudflare.com | ||||||
| A | 172.64.34.162🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sneh.ns.cloudflare.com | ||||||
| MX | eforward1.registrar-servers.com ⭐ | ||||||
| A | 162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward1.registrar-servers.com | ||||||
| PTR | eforward3.registrar-servers.com | ||||||
| MX | eforward2.registrar-servers.com ⭐ | ||||||
| A | 162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward2.registrar-servers.com | ||||||
| MX | eforward3.registrar-servers.com ⭐ | ||||||
| A | 162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward1.registrar-servers.com | ||||||
| PTR | eforward3.registrar-servers.com | ||||||
| MX | mx1.privateemail.com ⭐ | ||||||
| A | 162.255.118.7🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | mx1.privateemail.com | ||||||
| MX | mx2.privateemail.com ⭐ | ||||||
| A | 162.255.118.8🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | mx2.privateemail.com | ||||||
| MX | eforward4.registrar-servers.com(15) | ||||||
| A | 162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward2.registrar-servers.com | ||||||
| MX | eforward5.registrar-servers.com(20) | ||||||
| A | 162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward1.registrar-servers.com | ||||||
| PTR | eforward3.registrar-servers.com | ||||||
| TXT | v=spf1 include:spf.efwd.registrar-servers.com ~all | ||||||
| TXT | v=spf1 include:spf.privateemail.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.9.248, 172.67.189.214 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:bdd6, 2606:4700:3035::6815:9f8 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=43, name=cloudflare-ech.com | ||||||
| SOA | karl.ns.cloudflare.comdns@cloudflare.com serial=2409467530 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Subdomains
uy.oncallr.app |
Same first word
oncallr.app |
Similar names
canroll.com |
alcornl.com |
allcorn.ca |
allcorn.com |
aronllc.com |
allcorn.co.uk |
allcorn.us |
canroll.net |
rallcon.co.za |
ncollar.com |
cornall.com |
cornall.co |
norcall.no |
allcorn.net |
cllaron.com |
norcall.com |
DNS History
14 records (13 active, 1 former)
●NSkarl.ns.cloudflare.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●NSsneh.ns.cloudflare.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXeforward1.registrar-servers.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXeforward2.registrar-servers.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXeforward3.registrar-servers.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXeforward4.registrar-servers.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXeforward5.registrar-servers.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXmx1.privateemail.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●MXmx2.privateemail.com2026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●A104.21.9.2482026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●A172.67.189.2142026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
○A2606:4700:3032::ac43:bdd62026-05-19 → 2026-05-19 · 2 obs
○ 2026-07-17 02:26:20
●A2606:4700:3033::ac43:bdd62026-07-17 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
●A2606:4700:3035::6815:9f82026-05-19 → 2026-07-17 · 2 obs
● 2026-07-17 02:26:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| oncallr.app | sneh.ns.cloudflare.com, karl.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.162
NS records: sneh.ns.cloudflare.com, karl.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oncallr.app (unsigned zone)
⏱️ Timing
Total: 416ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.9.248, 172.67.189.214 |
| AAAA | 2 | 2606:4700:3035::6815:9f8, 2606:4700:3033::ac43:bdd6 |
| NS | 2 | karl.ns.cloudflare.com, sneh.ns.cloudflare.com |
| MX | 7 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 2 | v=spf1 include:spf.efwd.registrar-server, v=spf1 include:spf.privateemail.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | karl.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
oncallr.app is a parent domain of uy.oncallr.app.
IP Addresses
oncallr.app resolves to four IP addresses: 104.21.9.248, 172.67.189.214, 2606:4700:3033::ac43:bdd6 and 2606:4700:3035::6815:9f8.
getaloanwithtom.com, riftextracts.com, sso-sp.cloudms.dev and two other host names share IP numbers with oncallr.app.
Name Servers
oncallr.app uses two name servers for its delegation: karl.ns.cloudflare.com and sneh.ns.cloudflare.com.
oncallr.app uses the same name servers as several other domains — among them fhilbig.de, garglaw.com, giveaway-bot.de and two more.
oncallr.app shares at least some of its name servers with other domains, including stepconference.com, 0-n-w-n.com, lombardiacontributi.it and two others.
These name servers are frequently seen alongside the name servers stan.ns.cloudflare.com, tori.ns.cloudflare.com, margo.ns.cloudflare.com and merlin.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
Hostname karl.ns.cloudflare.com directs to 108.162.193.190, 172.64.33.190 and 173.245.59.190 along with 3 other IP addresses.
Hostname sneh.ns.cloudflare.com directs to 108.162.194.162, 162.159.38.162 and 172.64.34.162 along with 3 other IP addresses.
Mail Servers
oncallr.app is handled by 7 mail servers: mx1.privateemail.com, mx2.privateemail.com, eforward1.registrar-servers.com and 4 other.
oncallr.app has at least partial mail server overlap with other domains such as luascripts.com, livesellr.com, mirthyslaw.com and two more.
These mail servers commonly co-occur with mail servers eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and 3 others.
Hosts with just one IP address:
mx1.privateemail.com has the IP address 162.255.118.7.
mx2.privateemail.com has the IP address 162.255.118.8.
eforward1.registrar-servers.com has the IP address 162.255.118.51.
eforward2.registrar-servers.com has the IP address 162.255.118.52.
eforward3.registrar-servers.com has the IP address 162.255.118.51.
eforward4.registrar-servers.com has the IP address 162.255.118.52.
eforward5.registrar-servers.com has the IP address 162.255.118.51.
The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.
Both eforward2.registrar-servers.com and eforward4.registrar-servers.com resolve to 162.255.118.52 IP addresses each.