diff --git a/net-misc/ipv6calc/Manifest b/net-misc/ipv6calc/Manifest
new file mode 100644
index 0000000..36b8721
--- /dev/null
+++ b/net-misc/ipv6calc/Manifest
@@ -0,0 +1,2 @@
+DIST ipv6calc-2.1.0.tar.gz 1452903 BLAKE2B 52221e0ff08f6cffbf37900a750359b3e89fc7711ec0fc15b1dd974aa06a4e093ca53fb59e8d75e12824c60079bcefd9df5092365a375825fa9e2e583f0af6dd SHA512 b2ff8557a4af99e1d08b617b2d0a20652d23d80fb532104aefe3708c90fd42ed1309dc9697c7f405715140a2efdb460f4915b797fddf4a7966d165e74224695e
+EBUILD ipv6calc-2.1.0-r1.ebuild 1584 BLAKE2B 87a2f2234cc1fb3b51f1e0e2a2b4b6224c27e5d9c4095bdf0e4f5dccad549b343d760fd7a3d8c3581f6c2739f5f19fe4b3afca46faa0da3478d498fa94f7c49e SHA512 05f76cd6ae331988e5b00ef878d5acf8db008c6bd042b7bd3c30d7eda4249927e791228287140169af3c731e8c764767600343bd6b351f6b49dee6fce91b23ff
diff --git a/net-misc/ipv6calc/ipv6calc-2.1.0-r1.ebuild b/net-misc/ipv6calc/ipv6calc-2.1.0-r1.ebuild
new file mode 100644
index 0000000..7c62fab
--- /dev/null
+++ b/net-misc/ipv6calc/ipv6calc-2.1.0-r1.ebuild
@@ -0,0 +1,68 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+
+DESCRIPTION="IPv6 address calculator"
+HOMEPAGE="http://www.deepspace6.net/projects/ipv6calc.html"
+SRC_URI="https://github.com/pbiering/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~alpha amd64 ~hppa ~ppc ~sparc ~x86 ~amd64-linux ~x86-linux"
+IUSE="geoip libressl test"
+
+RDEPEND="
+	!libressl? ( dev-libs/openssl:= )
+	libressl? ( dev-libs/libressl:= )
+	geoip? ( >=dev-libs/geoip-1.4.7 )
+"
+DEPEND="${RDEPEND}
+	test? ( dev-perl/Digest-SHA1 )
+"
+
+#dev-perl/URI is needed for web interface, that is not installed now
+
+src_configure() {
+	# These options are broken.  You can't disable them.  That's
+	# okay because we want then force enabled.
+	# --disable-db-as-registry
+	# --disable-db-cc-registry
+	if use geoip; then
+		myconf=$(use_enable geoip)
+		myconf+=" --with-geoip-db=${EPREFIX}/usr/share/GeoIP"
+	fi
+	econf \
+		--disable-bundled-getopt \
+		--disable-bundled-md5 \
+		--enable-shared \
+		--enable-dynamic-load \
+		--enable-db-ieee \
+		--enable-db-ipv4 \
+		--enable-db-ipv6 \
+		--disable-dbip \
+		--disable-dbip2 \
+		--disable-external \
+		--disable-ip2location \
+		--enable-mod_ipv6calc \
+		${myconf}
+}
+
+src_compile() {
+	emake distclean
+	# Disable default CFLAGS (-O2 and -g)
+	emake DEFAULT_CFLAGS=""
+}
+
+src_test() {
+	if [[ ${EUID} -eq 0 ]]; then
+		# Disable tests that fail as root
+		echo true > ipv6logstats/test_ipv6logstats.sh
+	fi
+	default
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	dodoc ChangeLog CREDITS README TODO USAGE
+}